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Interview Mastery.

Practice 694 real-world technical interview questions across Selenium, Playwright, Spring Boot, React, and System Design with detailed code solutions.

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Showing 694 questions
API Testing
medium

What is an API?

Topic: General Read Answer →
API Testing
medium

What are main differences between API and Web Service?

Topic: General Read Answer →
API Testing
medium

What are the Limits of API Usage?

Topic: General Read Answer →
API Testing
medium

What are some architectural styles for creating a Web API?

Topic: General Read Answer →
API Testing
medium

Who can use a Web API?

Topic: General Read Answer →
API Testing
medium

What is API Testing?

Topic: General Read Answer →
API Testing
medium

What are the advantages of API Testing?

Topic: General Read Answer →
API Testing
medium

Some common protocols used in API testing?

Topic: General Read Answer →
API Testing
medium

What is the test environment of API?

Topic: General Read Answer →
API Testing
medium

What are principles of an API test design?

Topic: General Read Answer →
API Testing
medium

What are the common API testing types?

Topic: General Read Answer →
API Testing
medium

What is the procedure to perform API testing?

Topic: General Read Answer →
API Testing
medium

What must be checked when performing API testing?

Topic: General Read Answer →
API Testing
medium

What is the best approach method to perform API testing?

Topic: General Read Answer →
API Testing
medium

What are tools could be used for API testing?

Topic: General Read Answer →
API Testing
medium

What are differences between API Testing and UI Testing?

Topic: General Read Answer →
API Testing
medium

What are major challenges faced in API testing?

Topic: General Read Answer →
API Testing
medium

What are the testing methods that come under API testing?

Topic: General Read Answer →
API Testing
medium

Why is API testing considered as the most suitable form for Automation testing?

Topic: General Read Answer →
API Testing
medium

What are common API errors that often founded?

Topic: General Read Answer →
API Testing
medium

What kinds of bugs that API testing would often find?

Topic: General Read Answer →
API Testing
medium

What is API documentation?

Topic: General Read Answer →
API Testing
medium

What are API documentation templates that are commonly used?

Topic: General Read Answer →
API Testing
medium

When writing API document, what must be considered?

Topic: General Read Answer →
API Testing
medium

How often are the APIs changed and, more importantly, deprecated?

Topic: General Read Answer →
API Testing
medium

What is REST?

Topic: General Read Answer →
API Testing
medium

What is a RESTFul Web Services?

Topic: General Read Answer →
API Testing
medium

What is a "Resource" in REST?

Topic: General Read Answer →
API Testing
medium

What is the most popular way to represent a resource in REST?

Topic: General Read Answer →
API Testing
medium

Which protocol is used by RESTful Web services?

Topic: General Read Answer →
API Testing
medium

What are some key characteristics of REST?

Topic: General Read Answer →
API Testing
medium

What is messaging in RESTful Web services?

Topic: General Read Answer →
API Testing
medium

What are the core components of an HTTP request?

Topic: General Read Answer →
API Testing
medium

What are the most commonly used HTTP methods supported by REST?

Topic: General Read Answer →
API Testing
medium

Can GET request to be used instead of PUT to create a resource?

Topic: General Read Answer →
API Testing
medium

Is there any difference between PUT and POST operations?

Topic: General Read Answer →
API Testing
medium

Which purpose does the OPTIONS method serve for the RESTful Web services?

Topic: General Read Answer →
API Testing
medium

What is URI? What is the main purpose of REST-based web services and what is its format?

Topic: General Read Answer →
API Testing
medium

What is payload in RESTFul Web services?

Topic: General Read Answer →
API Testing
medium

What is the upper limit for a payload to pass in the POST method?

Topic: General Read Answer →
API Testing
medium

What is the caching mechanism?

Topic: General Read Answer →
API Testing
medium

What are SOAP Web services?

Topic: General Read Answer →
API Testing
medium

How does SOAP work?

Topic: General Read Answer →
API Testing
medium

When to use SOAP API?

Topic: General Read Answer →
API Testing
medium

How users utilize the facilities provided by SOAP?

Topic: General Read Answer →
API Testing
medium

What is the major obstacle users faced when using SOAP?

Topic: General Read Answer →
API Testing
medium

What are the various approaches available for developing SOAP based web services?

Topic: General Read Answer →
API Testing
medium

What are the elements of a SOAP message structure?

Topic: General Read Answer →
API Testing
medium

What are the syntax rules for a SOAP message?

Topic: General Read Answer →
API Testing
medium

What is the transport method in SOAP?

Topic: General Read Answer →
API Testing
medium

What are some important characteristics of a SOAP envelope element?

Topic: General Read Answer →
API Testing
medium

What are the major functionalities provided by the SOAP protocol class?

Topic: General Read Answer →
API Testing
medium

What are the web relation functionalities provided by SOAP protocol?

Topic: General Read Answer →
API Testing
medium

How does the message security model allow the creation of SOAP more secure to use?

Topic: General Read Answer →
API Testing
medium

What is the difference between top down & bottom up approach in SOAP Web services?

Topic: General Read Answer →
API Testing
medium

What are advantages of SOAP?

Topic: General Read Answer →
API Testing
medium

What are disadvantages of SOAP?

Topic: General Read Answer →
API Testing
medium

SOAP or Rest APIs, which method to use?

Topic: General Read Answer →
API Testing
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What are the factors that help to decide which style of Web services - SOAP or REST - to use?

Topic: General Read Answer →
Cucumber
medium

Full form of BDD

Topic: General Read Answer →
Cucumber
medium

What is Cucumber?

Topic: General Read Answer →
Cucumber
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What are the advantages of Cucumber?

Topic: General Read Answer →
Cucumber
medium

What are the two files required to run a cucumber test?

Topic: General Read Answer →
Cucumber
medium

What is a feature file?

Topic: General Read Answer →
Cucumber
medium

What is the file extension of feature file?

Topic: General Read Answer →
Cucumber
medium

What is the language used to write a scenario in feature file?

Topic: General Read Answer →
Cucumber
medium

What is the two main purpose of using Gherkin?

Topic: General Read Answer →
Cucumber
medium

What are the keywords used in Feature file?

Topic: General Read Answer →
Cucumber
medium

Is it mandatory to use Given, When, Then keywords while writing scenario?

Topic: General Read Answer →
Cucumber
medium

What is the difference between Given, When, Then steps in feature file?

Topic: General Read Answer →
Cucumber
medium

Explain Scenario Outline in feature file

Topic: General Read Answer →
Cucumber
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Explain background in feature file

Topic: General Read Answer →
Cucumber
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How to comment a line in Feature file?

Topic: General Read Answer →
Cucumber
medium

What is a Step definition file?

Topic: General Read Answer →
Cucumber
medium

Write an example BDD test scenario

Topic: General Read Answer →
Cucumber
medium

Explain Cucumber Tags

Topic: General Read Answer →
Cucumber
medium

Cucumber Tags are case sensitive. True or False?

Topic: General Read Answer →
Cucumber
medium

Name any two testing framework that can be integrated with Cucumber?

Topic: General Read Answer →
Cucumber
medium

Name any two build management tools that can be integrated with Cucumber?

Topic: General Read Answer →
Cucumber
medium

What software do you need to run cucumber in JAVA?

Topic: General Read Answer →
Cucumber
medium

How does a JUnit Test Runner class look like?

Topic: General Read Answer →
Cucumber
medium

What is @CucumberOptions in test runner? List the properties of @CucumberOptions

Topic: General Read Answer →
Cucumber
medium

Name any advanced framework design that can be used with Cucumber?

Topic: General Read Answer →
Cucumber
medium

Selenium can be integrated with Cucumber. True or False?

Topic: General Read Answer →
Cucumber
medium

Explain Cucumber Hooks

Topic: General Read Answer →
Cucumber
medium

What do you mean by cucumber dry run?

Topic: General Read Answer →
Gradle
medium

What Is a Gradle Framework?

Topic: General Read Answer →
Gradle
medium

Advantages Of Using Gradle?

Topic: General Read Answer →
Gradle
medium

What Is Gradle Wrapper?

Topic: General Read Answer →
Gradle
medium

Why Gradle Is Preferred Over Other Build Tools?

Topic: General Read Answer →
Gradle
medium

What Is The Gradle Build Script File Name?

Topic: General Read Answer →
Gradle
medium

What Is The Latest Version Of Gradle Available In The Market?

Topic: General Read Answer →
Gradle
medium

How Do You Run Gradle Build?

Topic: General Read Answer →
Gradle
medium

What Are The Core Components Of Gradle Build Script?

Topic: General Read Answer →
Gradle
medium

How Do You Find Gradle Project Dependencies?

Topic: General Read Answer →
Gradle
medium

The Main Difference Between Maven Build.xml And Build.gradle Script?

Topic: General Read Answer →
Gradle
medium

How Do I Check Out And Build The Framework?

Topic: General Read Answer →
Gradle
medium

How Long Should A Build Take?

Topic: General Read Answer →
Gradle
medium

How Do I Configure The Gradle Daemon To Speed Up Builds?

Topic: General Read Answer →
Gradle
medium

Why Are Compile-time Warnings Suppressed?

Topic: General Read Answer →
Gradle
medium

What About Publishing Artifacts To Maven Central?

Topic: General Read Answer →
Gradle
medium

When Will I Be Able To Play With This?

Topic: General Read Answer →
Gradle
medium

What's The Overall Roadmap?

Topic: General Read Answer →
Gradle
medium

Is Using Groovy For My Build Scripts Deprecated?

Topic: General Read Answer →
Gradle
medium

Will Existing Plugins Still Work When I Write My Build Logic In Kotlin?

Topic: General Read Answer →
Gradle
medium

Do I Have To Use Intellij Idea When Using Kotlin For Gradle?

Topic: General Read Answer →
Gradle
medium

In What Language Should I Develop My Plugins?

Topic: General Read Answer →
Gradle
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How do I force Gradle to download dependencies always?

Topic: General Read Answer →
Gradle
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What are a Gradle project and task?

Topic: General Read Answer →
Gradle
medium

What is Gradle Daemon?

Topic: General Read Answer →
Gradle
medium

How Gradle achieves faster performance?

Topic: General Read Answer →
Gradle
medium

Difference between settings.Gradle & Gradle .properties?

Topic: General Read Answer →
Gradle
medium

What is Gradle Dependency Management?

Topic: General Read Answer →
Gradle
medium

What is Gradle Multi-Project Build?

Topic: General Read Answer →
Gradle
medium

What is Gradle Motto?

Topic: General Read Answer →
Gradle
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What is Gradle Build Environment?

Topic: General Read Answer →
Java
medium

Give a brief history of Java.

Topic: General Read Answer →
Java
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How is java platform independent?

Topic: General Read Answer →
Java
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What is JVM?

Topic: General Read Answer →
Java
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What is JDK?

Topic: General Read Answer →
Java
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What is JRE?

Topic: General Read Answer →
Java
medium

List any five features of Java?

Topic: General Read Answer →
Java
medium

Who calls the main method in java?

Topic: General Read Answer →
Java
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Explain the working of JVM.

Topic: General Read Answer →
Java
medium

Can we put more than one main class in a single java file?

Topic: General Read Answer →
Java
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Can we put more than one public class in single java file?

Topic: General Read Answer →
Java
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Can we put more than one main method in single class?

Topic: General Read Answer →
Java
medium

Is Java purely Object Oriented? Explain.

Topic: General Read Answer →
Java
medium

Is Java Compiled or an Interpreted language?

Topic: General Read Answer →
Java
medium

How Java enabled High Performance?

Topic: General Read Answer →
Java
medium

Why Java is considered dynamic?

Topic: General Read Answer →
Java
medium

Difference between C++ and Java?

Topic: General Read Answer →
Java
medium

What is Java Byte Code?

Topic: General Read Answer →
Java
medium

What is the relation between class file and byte code?

Topic: General Read Answer →
Java
medium

Is JVM, a compiler or interpretor?

Topic: General Read Answer →
Java
medium

Why Java don't use pointers?

Topic: General Read Answer →
Java
medium

Different types of memory used by JVM?

Topic: General Read Answer →
Java
medium

What is JAR file?

Topic: General Read Answer →
Java
medium

What is a WAR file?

Topic: General Read Answer →
Java
medium

Define JIT compiler?

Topic: General Read Answer →
Java
medium

How many bits are used to represent Unicode, ASCII, UTF-16, and UTF-8 characters?

Topic: General Read Answer →
Java
medium

What environment variables do I need to set on my machine in order to be able to run Java programs?

Topic: General Read Answer →
Java
medium

What is difference between Path and Classpath?

Topic: General Read Answer →
Java
medium

List two Java IDE's?

Topic: General Read Answer →
Java
medium

What are the principle concepts of OOPS?

Topic: General Read Answer →
Java
medium

What is Abstraction?

Topic: General Read Answer →
Java
medium

What is Encapsulation?

Topic: General Read Answer →
Java
medium

What is Inheritance?

Topic: General Read Answer →
Java
medium

What is Polymorphism?

Topic: General Read Answer →
Java
medium

What is the difference between object oriented programming language and object based programming language?

Topic: General Read Answer →
Java
medium

What is the difference between abstraction and encapsulation?

Topic: General Read Answer →
Java
medium

Explain the different forms of Polymorphism.

Topic: General Read Answer →
Java
medium

What is runtime polymorphism or dynamic method dispatch?

Topic: General Read Answer →
Java
medium

How does Java implement polymorphism?

Topic: General Read Answer →
Java
medium

Which object oriented Concept is achieved by using overloading and overriding?

Topic: General Read Answer →
Java
medium

Can we achieve runtime polymorphism by data members?

Topic: General Read Answer →
Java
medium

What is the primary benefit of Encapsulation?

Topic: General Read Answer →
Java
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Is there any limitation of using Inheritance?

Topic: General Read Answer →
Java
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Does Java support multiple inheritence?

Topic: General Read Answer →
Java
medium

Define composition?

Topic: General Read Answer →
Java
medium

What is method overloading?

Topic: General Read Answer →
Java
medium

What is method overriding?

Topic: General Read Answer →
Java
medium

Difference between Overloading and Overriding?

Topic: General Read Answer →
Java
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Can overloaded methods be override too?

Topic: General Read Answer →
Java
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How to invoke a superclass version of an Overridden method?

Topic: General Read Answer →
Java
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How do you prevent a method from being overridden?

Topic: General Read Answer →
Java
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Can we reduce the visibility of the "overridden" method?

Topic: General Read Answer →
Java
medium

What restrictions are placed on method overriding?

Topic: General Read Answer →
Java
medium

Can we overload main method?

Topic: General Read Answer →
Java
medium

Can we override static methods?

Topic: General Read Answer →
Java
medium

Can we override main method?

Topic: General Read Answer →
Java
medium

What is Constructor?

Topic: General Read Answer →
Java
medium

When super keyword is used?

Topic: General Read Answer →
Java
medium

Explain the usage of this() with constructors?

Topic: General Read Answer →
Java
medium

How are this() and super() used with constructors?

Topic: General Read Answer →
Java
medium

What is "super" used for?

Topic: General Read Answer →
Java
medium

What is "this" keyword used for?

Topic: General Read Answer →
Java
medium

How does the Java default constructor be provided?

Topic: General Read Answer →
Java
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What is the purpose of default constructor?

Topic: General Read Answer →
Java
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Can constructor be inherited?

Topic: General Read Answer →
Java
medium

What is static block?

Topic: General Read Answer →
Java
medium

Can a constructor be made final?

Topic: General Read Answer →
Java
medium

What's the difference between constructors and other methods?

Topic: General Read Answer →
Java
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Can you call one constructor from another if a class has multiple constructors?

Topic: General Read Answer →
Java
medium

What is constructor chaining and how is it achieved in Java?

Topic: General Read Answer →
Java
medium

Does constructor returns any value?

Topic: General Read Answer →
Java
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Can we make constructor final?

Topic: General Read Answer →
Java
medium

Can we overload constructors?

Topic: General Read Answer →
Java
medium

What will happen if we make the constructor private?

Topic: General Read Answer →
Java
medium

Where and how can you use a private constructor?

Topic: General Read Answer →
Java
medium

Is constructor inherited?

Topic: General Read Answer →
Java
medium

Can we use both "this" and "super" in a constructor?

Topic: General Read Answer →
Java
medium

Can we instantiate the object of derived class if parent constructor is protected?

Topic: General Read Answer →
Java
medium

What kind of variables a class can consist of?

Topic: General Read Answer →
Java
medium

What is a Local Variable

Topic: General Read Answer →
Java
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What is a Instance Variable

Topic: General Read Answer →
Java
medium

What is a Class Variable

Topic: General Read Answer →
Java
medium

What is a Final variable?

Topic: General Read Answer →
Java
medium

List the three steps for creating an Object for a class?

Topic: General Read Answer →
Java
medium

List primitive Java types?

Topic: General Read Answer →
Java
medium

When parseInt() method can be used?

Topic: General Read Answer →
Java
medium

What is the default value of byte datatype in Java?

Topic: General Read Answer →
Java
medium

What is the default value of float and double datatype in Java?

Topic: General Read Answer →
Java
medium

What is the range of the short type?

Topic: General Read Answer →
Java
medium

Variable of the boolean type is automatically initialized as?

Topic: General Read Answer →
Java
medium

What is the default value of local variable?

Topic: General Read Answer →
Java
medium

Can a double value be cast to a byte?

Topic: General Read Answer →
Java
medium

Why is char 2 bytes?

Topic: General Read Answer →
Java
medium

What is type casting?

Topic: General Read Answer →
Java
medium

What is Downcasting?

Topic: General Read Answer →
Java
medium

Difference between implicit and explicit type casting?

Topic: General Read Answer →
Java
medium

What is the difference between static and instance methods?

Topic: General Read Answer →
Java
medium

Why static methods cannot access non static variables or methods?

Topic: General Read Answer →
Java
medium

When a byte datatype is used?

Topic: General Read Answer →
Java
medium

If a variable is declared as private, where may the variable be accessed?

Topic: General Read Answer →
Java
medium

What is the default value of an object reference declared as an instance variable?

Topic: General Read Answer →
Java
medium

What are wrapper classes?

Topic: General Read Answer →
Java
medium

Name Wrapper classes available for primitive types?

Topic: General Read Answer →
Java
medium

What do you mean by return type Void?

Topic: General Read Answer →
Java
medium

Difference between boolean and Boolean?

Topic: General Read Answer →
Java
medium

Explain Autoboxing?

Topic: General Read Answer →
Java
medium

What Design pattern Wrapper Classes implement?

Topic: General Read Answer →
Java
medium

Why do member variables have default values whereas local variables don't have any default value?

Topic: General Read Answer →
Java
medium

What is a transient variable?

Topic: General Read Answer →
Java
medium

What is immutable object? Can you write immutable object?

Topic: General Read Answer →
Java
medium

Define class?

Topic: General Read Answer →
Java
medium

What are the different types of inner classes?

Topic: General Read Answer →
Java
medium

What is static class?

Topic: General Read Answer →
Java
medium

What is an inner class?

Topic: General Read Answer →
Java
medium

What is final class?

Topic: General Read Answer →
Java
medium

What is an Object class?

Topic: General Read Answer →
Java
medium

What do you mean by object?

Topic: General Read Answer →
Java
medium

Difference between class and objects?

Topic: General Read Answer →
Java
medium

Which is the super class of all classes in java?

Topic: General Read Answer →
Java
medium

Can a static nested class have access to the enclosing class non-static methods or instance variables?

Topic: General Read Answer →
Java
medium

What are the advantages of Inner classes?

Topic: General Read Answer →
Java
medium

What are disadvantages of using inner classes?

Topic: General Read Answer →
Java
medium

If you compile a file containing inner class how many .class files are created and what are all of them accessible in usual way?

Topic: General Read Answer →
Java
medium

Can the method local inner class object access method's local variables?

Topic: General Read Answer →
Java
medium

Can a method local inner class access the local final variables?Why?

Topic: General Read Answer →
Java
medium

Which modifiers can be applied to the method local inner class?

Topic: General Read Answer →
Java
medium

Can a local class declared inside a static method have access to the instance members of the outer class?

Topic: General Read Answer →
Java
medium

Can an anonymous class define method of its own?

Topic: General Read Answer →
Java
medium

Can an anonymous class implement an interface and also extend a class at the same time?

Topic: General Read Answer →
Java
medium

Can a top level class be private or protected?

Topic: General Read Answer →
Java
medium

What is the Locale class?

Topic: General Read Answer →
Java
medium

Can we declare a class static?

Topic: General Read Answer →
Java
medium

Why inner class can access only final variable?

Topic: General Read Answer →
Java
medium

What is a class file?

Topic: General Read Answer →
Java
medium

What is the GregorianCalendar class?

Topic: General Read Answer →
Java
medium

What is the SimpleTimeZone class?

Topic: General Read Answer →
Java
medium

What is Locale?

Topic: General Read Answer →
Java
medium

Property Class?

Topic: General Read Answer →
Java
medium

What is the purpose of System Class?

Topic: General Read Answer →
Java
medium

What is a Class Loader?

Topic: General Read Answer →
Java
medium

What are the different class loaders used by JVM?

Topic: General Read Answer →
Java
medium

What is reflection?

Topic: General Read Answer →
Java
medium

What is an Immutable object?

Topic: General Read Answer →
Java
medium

Give an example of immutable class?

Topic: General Read Answer →
Java
medium

Difference between loadClass and Class.forName?

Topic: General Read Answer →
Java
medium

What is the default value for Object Reference in Java?

Topic: General Read Answer →
Java
medium

Is that the only way to initialize the object in that case?

Topic: General Read Answer →
Java
medium

Can an unreferenced object be referenced again?

Topic: General Read Answer →
Java
medium

What is final keyword?

Topic: General Read Answer →
Java
medium

Does all property of immutable object needs to be final?

Topic: General Read Answer →
Java
medium

Can we make an object final i.e immutable using final keyword?

Topic: General Read Answer →
Java
medium

How can we make the object immutable?

Topic: General Read Answer →
Java
medium

What is the purpose of making an object immutable?

Topic: General Read Answer →
Java
medium

Can we declare main method as final?

Topic: General Read Answer →
Java
medium

Explain the use of "Native" keyword?

Topic: General Read Answer →
Java
medium

What is the use of Volatile Keyword?

Topic: General Read Answer →
Java
medium

What is a strictfp modifier?

Topic: General Read Answer →
Java
medium

What is volatile keyword?

Topic: General Read Answer →
Java
medium

Can this keyword be assigned null value?

Topic: General Read Answer →
Java
medium

Is main a keyword in Java?

Topic: General Read Answer →
Java
medium

What is difference between instanceof and isInstance(Object obj)?

Topic: General Read Answer →
Java
medium

What is assert keyword used for?

Topic: General Read Answer →
Java
medium

What is keyword instanceOf used for?

Topic: General Read Answer →
Java
medium

What is the difference between a break statement and a continue statement?

Topic: General Read Answer →
Java
medium

What is dot operator?

Topic: General Read Answer →
Java
medium

Break statement can be used as labels in Java?

Topic: General Read Answer →
Java
medium

What is an abstract class?

Topic: General Read Answer →
Java
medium

Can we instantiate an abstract class?

Topic: General Read Answer →
Java
medium

Can an abstract class have a static method?

Topic: General Read Answer →
Java
medium

Can an abstract class have a constructor?

Topic: General Read Answer →
Java
medium

When you declare a method as abstract, can other nonabstract methods access it?

Topic: General Read Answer →
Java
medium

Can there be an abstract class with no abstract methods in it?

Topic: General Read Answer →
Java
medium

Difference between Abstract and Concrete Class?

Topic: General Read Answer →
Java
medium

What will happen if we declare a class abstract as well as final?

Topic: General Read Answer →
Java
medium

Can a class extend an interface?

Topic: General Read Answer →
Java
medium

Can we have an abstract class without abstract methods?

Topic: General Read Answer →
Java
medium

Can we have abstract methods in a class which is not Abstract?

Topic: General Read Answer →
Java
medium

Can we declare an abstract method private?

Topic: General Read Answer →
Java
medium

Can Abstract methods in parent class have a body?

Topic: General Read Answer →
Java
medium

When Abstract methods are used?

Topic: General Read Answer →
Java
medium

What is an Interface?

Topic: General Read Answer →
Java
medium

Can we instantiate an interface?

Topic: General Read Answer →
Java
medium

Can we create an object for an interface?

Topic: General Read Answer →
Java
medium

Do interfaces have member variables?

Topic: General Read Answer →
Java
medium

What modifiers are allowed for methods in an Interface?

Topic: General Read Answer →
Java
medium

Can an Interface extend another Interface?

Topic: General Read Answer →
Java
medium

Can we declare interface method's private?

Topic: General Read Answer →
Java
medium

Can we declare an interface method static?

Topic: General Read Answer →
Java
medium

Can an interface be final?

Topic: General Read Answer →
Java
medium

Can we declare interface methods as private?

Topic: General Read Answer →
Java
medium

What is a nested interface?

Topic: General Read Answer →
Java
medium

What is difference between abstract class and interface?

Topic: General Read Answer →
Java
medium

When should I use abstract classes and when should I use interfaces?

Topic: General Read Answer →
Java
medium

What are the design considerations while making a choice between using interface and abstract class?

Topic: General Read Answer →
Java
medium

What is the use of Marker interface if they don't hold anything?

Topic: General Read Answer →
Java
medium

What is a marker interface?

Topic: General Read Answer →
Java
medium

Name few Java marker interfaces?

Topic: General Read Answer →
Java
medium

runnable a Marker interface?

Topic: General Read Answer →
Java
medium

What is an Externalizable interface?

Topic: General Read Answer →
Java
medium

Difference between serializable and externalizable interface?

Topic: General Read Answer →
Java
medium

What is Externalizable interface?

Topic: General Read Answer →
Java
medium

What is an exception?

Topic: General Read Answer →
Java
medium

What is error?

Topic: General Read Answer →
Java
medium

Which is superclass of Exception?

Topic: General Read Answer →
Java
medium

What are the types of Exceptions in Java

Topic: General Read Answer →
Java
medium

Why Errors are Not Checked?

Topic: General Read Answer →
Java
medium

Why Runtime Exceptions are Not Checked?

Topic: General Read Answer →
Java
medium

What are the advantages of using exception handling?

Topic: General Read Answer →
Java
medium

What is the difference throw and throws?

Topic: General Read Answer →
Java
medium

What is the use of finally block?

Topic: General Read Answer →
Java
medium

What if there is a break or return statement in try block followed by finally block?

Topic: General Read Answer →
Java
medium

Can we have the try block without catch block?

Topic: General Read Answer →
Java
medium

How to create custom exceptions?

Topic: General Read Answer →
Java
medium

What are the different ways to handle exceptions?

Topic: General Read Answer →
Java
medium

How can we make sure that a code segment gets executed even in case of uncatched exceptions?

Topic: General Read Answer →
Java
medium

Which are the two subclasses under Exception class?

Topic: General Read Answer →
Java
medium

What is NullPointerException?

Topic: General Read Answer →
Java
medium

When is the ArrayStoreException thrown?

Topic: General Read Answer →
Java
medium

When ArithmeticException is thrown?

Topic: General Read Answer →
Java
medium

Can try statements be nested?

Topic: General Read Answer →
Java
medium

What is the difference between error and an exception?

Topic: General Read Answer →
Java
medium

Is it necessary that each try block must be followed by a catch block?

Topic: General Read Answer →
Java
medium

Does it matter in what order catch statements for FileNotFoundException and IOException are written?

Topic: General Read Answer →
Java
medium

What class of exceptions are generated by the Java run-time system?

Topic: General Read Answer →
Java
medium

Which arithmetic operations can result in the throwing of an ArithmeticException?

Topic: General Read Answer →
Java
medium

Base class for Error and Exceptions?

Topic: General Read Answer →
Java
medium

Explain java.lang.OutOfMemoryError?

Topic: General Read Answer →
Java
medium

Can finally block be used without catch?

Topic: General Read Answer →
Java
medium

Can an exception be rethrown?

Topic: General Read Answer →
Java
medium

What will happen if static modifier is removed from the signature of the main method?

Topic: General Read Answer →
Java
medium

Can static block throw exception?

Topic: General Read Answer →
Java
medium

What is exception propogation?

Topic: General Read Answer →
Java
medium

If System.exit (0); is written at the end of the try block, will the finally block still execute?

Topic: General Read Answer →
Java
medium

What are packages?

Topic: General Read Answer →
Java
medium

Define Packages in Java?

Topic: General Read Answer →
Java
medium

Why Packages are used?

Topic: General Read Answer →
Java
medium

Explain the import keyword.

Topic: General Read Answer →
Java
medium

What is "Import" used for?

Topic: General Read Answer →
Java
medium

What is a Static import?

Topic: General Read Answer →
Java
medium

Is there any need to import java.lang package?

Topic: General Read Answer →
Java
medium

Can i import same package/class twice?

Topic: General Read Answer →
Java
medium

What do you mean by Access Modifier?

Topic: General Read Answer →
Java
medium

What is protected access modifier?

Topic: General Read Answer →
Java
medium

If a method is declared as protected, where may the method be accessed?

Topic: General Read Answer →
Java
medium

Can a class declared as private be accessed outside it's package?

Topic: General Read Answer →
Java
medium

Difference between Private , Public and Protected?

Topic: General Read Answer →
Java
medium

What is Default Access?

Topic: General Read Answer →
Java
medium

Difference between protected and default Modifier?

Topic: General Read Answer →
Maven
medium

What is Maven?

Topic: General Read Answer →
Maven
medium

What aspects are managed by Maven?

Topic: General Read Answer →
Maven
medium

Mention the three build lifecycle of Maven?

Topic: General Read Answer →
Maven
medium

What is the command to check the maven version?

Topic: General Read Answer →
Maven
medium

What does the build tool do?

Topic: General Read Answer →
Maven
medium

What is POM?

Topic: General Read Answer →
Maven
medium

What information does POM.xml file contain?

Topic: General Read Answer →
Maven
medium

What is Maven artifact?

Topic: General Read Answer →
Maven
medium

What is Maven Repository? What are their types?

Topic: General Read Answer →
Maven
medium

What is local repository?

Topic: General Read Answer →
Maven
medium

What is central repository?

Topic: General Read Answer →
Maven
medium

What is remote repository?

Topic: General Read Answer →
Maven
medium

What are the phases of a Maven Build Lifecycle?

Topic: General Read Answer →
Maven
medium

What is a goal in Maven terminology?

Topic: General Read Answer →
Maven
medium

What phases does a Clean Lifecycle consist?

Topic: General Read Answer →
Maven
medium

What phases does a Site Lifecycle consist?

Topic: General Read Answer →
Maven
medium

What is Build Profile?

Topic: General Read Answer →
Maven
medium

What are different types of Build Profiles?

Topic: General Read Answer →
Maven
medium

What is Maven Archetypes? And what are the Project Types?

Topic: General Read Answer →
Maven
medium

How to install Maven?

Topic: General Read Answer →
Protractor
medium

What is Protractor?

Topic: General Read Answer →
Protractor
medium

What are the prerequisites required to run Protractor?

Topic: General Read Answer →
Protractor
medium

How Protractor, Selenium Server, and Selenium WebDriver work together?

Topic: General Read Answer →
Protractor
medium

Why you choose Protractor when testing an application built on Angular or Angular JS and not Selenium?

Topic: General Read Answer →
Protractor
medium

Can Protractor be used for testing Non-Angular JS Applications?

Topic: General Read Answer →
Protractor
medium

What are the test frameworks supported by Protractor?

Topic: General Read Answer →
Protractor
medium

What is Jasmine?

Topic: General Read Answer →
Protractor
medium

What is Mocha?

Topic: General Read Answer →
Protractor
medium

What is Typescript?

Topic: General Read Answer →
Protractor
medium

What is a conf file in Protractor?

Topic: General Read Answer →
Protractor
medium

What is a spec file in Protractor?

Topic: General Read Answer →
Protractor
medium

How to exclude a spec file in Protractor

Topic: General Read Answer →
Protractor
medium

What is the use of directConnect in Protractor?

Topic: General Read Answer →
Protractor
medium

What are the locators in Protractor?

Topic: General Read Answer →
Protractor
medium

How to add custom locator for Protractor?

Topic: General Read Answer →
Protractor
medium

How do you check the status of a webdriver manager and how do you update webdriver manager?

Topic: General Read Answer →
Protractor
medium

What is ElementFinder?

Topic: General Read Answer →
Protractor
medium

What is an ElementArrayFinder?

Topic: General Read Answer →
Protractor
medium

What is browser.refresh in Protractor?

Topic: General Read Answer →
Protractor
medium

What is the difference between "GET" and "NAVIGATE in Protractor?

Topic: General Read Answer →
Protractor
medium

How to find all the links on a webpage using Protractor?

Topic: General Read Answer →
Protractor
medium

How do you verify tooltip text using Protractor?

Topic: General Read Answer →
Protractor
medium

What are the mouse actions that can be performed using Protractor?

Topic: General Read Answer →
Protractor
medium

Why getText() method returns Object instead of String in Protractor?

Topic: General Read Answer →
Protractor
medium

How to get text from a textbox in Protractor?

Topic: General Read Answer →
Protractor
medium

How do you verify whether an element exists on a webpage using Protractor?

Topic: General Read Answer →
Protractor
medium

What are the methods present in Alerts Class?

Topic: General Read Answer →
Protractor
medium

How to set value to prompt Alert in Protractor

Topic: General Read Answer →
Protractor
medium

How to accept Alert in Protractor

Topic: General Read Answer →
Protractor
medium

How to cancel Alert in Protractor?

Topic: General Read Answer →
Protractor
medium

How do you stop Page Loading in Protractor when an element is loaded?

Topic: General Read Answer →
Protractor
medium

How to verify whether an element is displayed on a webpage or not?

Topic: General Read Answer →
Protractor
medium

How to verify whether an element is enabled or not?

Topic: General Read Answer →
Protractor
medium

How to verify whether a dropdown is selected or not in angular applications?

Topic: General Read Answer →
Protractor
medium

How do you find Angular on your page?

Topic: General Read Answer →
Protractor
medium

What are the browsers supported by Protractor?

Topic: General Read Answer →
Python
medium

What is Python? What are the benefits of using Python?

Topic: General Read Answer →
Python
medium

What is PEP 8?

Topic: General Read Answer →
Python
medium

What is pickling and unpickling?

Topic: General Read Answer →
Python
medium

How Python is interpreted?

Topic: General Read Answer →
Python
medium

How memory is managed in Python?

Topic: General Read Answer →
Python
medium

What are the tools that help to find bugs or perform static analysis?

Topic: General Read Answer →
Python
medium

What are Python decorators?

Topic: General Read Answer →
Python
medium

What is the difference between list and tuple?

Topic: General Read Answer →
Python
medium

How are arguments passed by value or by reference?

Topic: General Read Answer →
Python
medium

What is Dict and List comprehensions are?

Topic: General Read Answer →
Python
medium

What are the built-in type does python provides?

Topic: General Read Answer →
Python
medium

What is namespace in Python?

Topic: General Read Answer →
Python
medium

What is lambda in Python?

Topic: General Read Answer →
Python
medium

Why lambda forms in python does not have statements?

Topic: General Read Answer →
Python
medium

What is pass in Python?

Topic: General Read Answer →
Python
medium

In Python what are iterators?

Topic: General Read Answer →
Python
medium

What is unittest in Python?

Topic: General Read Answer →
Python
medium

In Python what is slicing?

Topic: General Read Answer →
Python
medium

What are generators in Python?

Topic: General Read Answer →
Python
medium

What is docstring in Python?

Topic: General Read Answer →
Python
medium

How can you copy an object in Python?

Topic: General Read Answer →
Python
medium

What is negative index in Python?

Topic: General Read Answer →
Python
medium

How you can convert a number to a string?

Topic: General Read Answer →
Python
medium

What is the difference between Xrange and range?

Topic: General Read Answer →
Python
medium

What is module and package in Python?

Topic: General Read Answer →
Python
medium

Mention what are the rules for local and global variables in Python?

Topic: General Read Answer →
Python
medium

How can you share global variables across modules?

Topic: General Read Answer →
Python
medium

Explain how can you make a Python Script executable on Unix?

Topic: General Read Answer →
Python
medium

Explain how to delete a file in Python?

Topic: General Read Answer →
Python
medium

Explain how can you generate random numbers in Python?

Topic: General Read Answer →
Python
medium

Explain how can you access a module written in Python from C?

Topic: General Read Answer →
Python
medium

Mention the use of // operator in Python?

Topic: General Read Answer →
Python
medium

Mention five benefits of using Python?

Topic: General Read Answer →
Python
medium

Mention the use of the split function in Python?

Topic: General Read Answer →
Python
medium

Explain what is Flask & its benefits?

Topic: General Read Answer →
Python
medium

Mention what is the difference between Django, Pyramid, and Flask?

Topic: General Read Answer →
Python
medium

Mention what is Flask-WTF and what are their features?

Topic: General Read Answer →
Python
medium

Explain what is the common way for the Flask script to work?

Topic: General Read Answer →
Python
medium

Explain how you can access sessions in Flask?

Topic: General Read Answer →
Python
medium

Is Flask an MVC model and if yes give an example showing MVC pattern for your application?

Topic: General Read Answer →
Python
medium

Explain database connection in Python Flask?

Topic: General Read Answer →
Python
medium

You are having multiple Memcache servers running Python, in which one of the memcacher server fails, and it has your data, will it ever try to get key data from that one failed server?

Topic: General Read Answer →
Python
medium

Explain how you can minimize the Memcached server outages in your Python Development?

Topic: General Read Answer →
Python
medium

Explain what is Dogpile effect? How can you prevent this effect?

Topic: General Read Answer →
Python
medium

Explain how Memcached should not be used in your Python project?

Topic: General Read Answer →
Selenium (Java)
medium

What is Automation Testing

Topic: General Read Answer →
Selenium (Java)
medium

What is Selenium? What are the different Selenium components?

Topic: General Read Answer →
Selenium (Java)
medium

What Testing types are supported by selenium

Topic: General Read Answer →
Selenium (Java)
medium

What are the limitations of Selenium?

Topic: General Read Answer →
Selenium (Java)
medium

What are the different types of locators in Selenium?

Topic: General Read Answer →
Selenium (Java)
medium

What is the difference between assert and verify commands?

Topic: General Read Answer →
Selenium (Java)
medium

What is an XPath?

Topic: General Read Answer →
Selenium (Java)
medium

Relative and absolute xpath?

Topic: General Read Answer →
Selenium (Java)
medium

How to launch the browser in selenium WebDriver?

Topic: General Read Answer →
Selenium (Java)
medium

What are the different types of Drivers available in WebDriver?

Topic: General Read Answer →
Selenium (Java)
medium

What are the different types of waits available in WebDriver?

Topic: General Read Answer →
Selenium (Java)
medium

Difference between quit and close?

Topic: General Read Answer →
Selenium (Java)
medium

How to type in a textbox using Selenium?

Topic: General Read Answer →
Selenium (Java)
medium

How to ensure if element is present on screen?

Topic: General Read Answer →
Selenium (Java)
medium

How to get Text of particular webelement?

Topic: General Read Answer →
Selenium (Java)
medium

How to select value in a dropdown?

Topic: General Read Answer →
Selenium (Java)
medium

What are the different types of navigation commands?

Topic: General Read Answer →
Selenium (Java)
medium

How to click on a hyper link using linkText?

Topic: General Read Answer →
Selenium (Java)
medium

How to locate a frame in webdriver? OR How to switch from one Frame to another?

Topic: General Read Answer →
Selenium (Java)
medium

How to jump back to parent window from any inner frame?

Topic: General Read Answer →
Selenium (Java)
medium

What is the difference between findElement() and findElements()

Topic: General Read Answer →
Selenium (Java)
medium

Can Selenium handle windows based pop up?

Topic: General Read Answer →
Selenium (Java)
medium

How can we handle web-based pop-up?

Topic: General Read Answer →
Selenium (Java)
medium

How to retrieve CSS properties of an element?

Topic: General Read Answer →
Selenium (Java)
medium

How to handle multiple windows in selenium webdriver?

Topic: General Read Answer →
Selenium (Java)
medium

Is Alert a interface?

Topic: General Read Answer →
Selenium (Java)
medium

Explain Assertion in selenium

Topic: General Read Answer →
Selenium (Java)
medium

What are diff exceptions in selenium�

Topic: General Read Answer →
Selenium (Java)
medium

What is Framework

Topic: General Read Answer →
Selenium (Java)
medium

Have you created any Framework?

Topic: General Read Answer →
Selenium (Java)
medium

What are the types of WebDriver APIs available in Selenium?

Topic: General Read Answer →
Selenium (Java)
medium

What are the Programming Languages supported by Selenium WebDiver?

Topic: General Read Answer →
Selenium (Java)
medium

What is the difference between setSpeed () and sleep () methods?

Topic: General Read Answer →
Selenium (Java)
medium

What is System.setProperty() in selenium?

Topic: General Read Answer →
Selenium (Java)
medium

Is the ChromeDriver a Class or an Interface?

Topic: General Read Answer →
Selenium (Java)
medium

What is the super interface of WebDriver?

Topic: General Read Answer →
Selenium (Java)
medium

What is Stale Element Reference Exception?

Topic: General Read Answer →
Selenium (Java)
medium

What happen if you mix both implicit wait and explicit wait in a Selenium Script?

Topic: General Read Answer →
Selenium (Java)
medium

Can we pass a text to textbox without using sendKeys()? If Yes, Explain how it can be done?

Topic: General Read Answer →
Selenium (Java)
medium

How do we clear the Textbox value in Selenium?

Topic: General Read Answer →
Selenium (Java)
medium

How do we get Text of any WebElement?

Topic: General Read Answer →
Selenium (Java)
medium

How do we get an attribute value in selenium?

Topic: General Read Answer →
Selenium (Java)
medium

How do we click to hyperlink in selenium?

Topic: General Read Answer →
Selenium (Java)
medium

How do we submit a form using selenium WebDriver?

Topic: General Read Answer →
Selenium (Java)
medium

How can we press ENTER key on Textbox in selenium?

Topic: General Read Answer →
Selenium (Java)
medium

What is difference between get() and navigate()

Topic: General Read Answer →
Selenium (Java)
medium

How do we fetch current URL of browser?

Topic: General Read Answer →
Selenium (Java)
medium

How can we maximise browser window in selenium?

Topic: General Read Answer →
Selenium (Java)
medium

How to delete cookies in Selenium?

Topic: General Read Answer →
Selenium (Java)
medium

Explain different ways of refreshing current browser in selenium

Topic: General Read Answer →
Selenium (Java)
medium

What is the difference between driver.getWindowHandle() and driver.getWindowHandles() in Selenium WebDriver?

Topic: General Read Answer →
Selenium (Java)
medium

How to find whether an element is displayed on the web page?

Topic: General Read Answer →
Selenium (Java)
medium

How to capture screenshot in selenium webdriver?

Topic: General Read Answer →
Selenium (Java)
medium

How to mouse hover on a web element using WebDriver?

Topic: General Read Answer →
Selenium (Java)
medium

How to handle hidden elements in Selenium WebDriver?

Topic: General Read Answer →
Selenium (Java)
medium

What is JavaScriptExecutor and its use in selenium WebDriver?

Topic: General Read Answer →
Selenium (Java)
medium

What is Page Object Model in Selenium?

Topic: General Read Answer →
Selenium (Java)
medium

What is Page Factory?

Topic: General Read Answer →
Selenium (Java)
medium

What is the difference between Page Object Model (POM) and Page Factory?

Topic: General Read Answer →
Selenium (Java)
medium

What are the advantages of Page Object Model Framework?

Topic: General Read Answer →
Selenium (Java)
medium

How To Scroll Web Page Down Or UP Using Selenium WebDriver?

Topic: General Read Answer →
Selenium (Java)
medium

How to perform right click in selenium?

Topic: General Read Answer →
Selenium (Java)
medium

How to perform double click in selenium?

Topic: General Read Answer →
Selenium (Java)
medium

How To Perform Drag And Drop Action in Selenium WebDriver?

Topic: General Read Answer →
Selenium (Python)
medium

What Is Python? What Are The Benefits Of Using Python?

Topic: General Read Answer →
Selenium (Python)
medium

How Python Can Be Used In Software Testing?

Topic: General Read Answer →
Selenium (Python)
medium

What Python Frameworks Do You Know?

Topic: General Read Answer →
Selenium (Python)
medium

What Tools That Helps Python Development Do You Know?

Topic: General Read Answer →
Selenium (Python)
medium

What Is A "unittest" In Python?

Topic: General Read Answer →
Selenium (Python)
medium

How Python Is Interpreted?

Topic: General Read Answer →
Selenium (Python)
medium

What Is The Difference Between "xrange" And "range"?

Topic: General Read Answer →
Selenium (Python)
medium

Define "module" And "package"?

Topic: General Read Answer →
Selenium (Python)
medium

Why my pip is not working when my python is not installed properly?

Topic: General Read Answer →
Selenium (Python)
medium

What is the commands for downloading selenium?

Topic: General Read Answer →
Selenium (Python)
medium

How can we know that our python is properly installed or not?

Topic: General Read Answer →
Selenium (Python)
medium

How can we implement unittest framework in our scripts?

Topic: General Read Answer →
Selenium (Python)
medium

What are the different locators used?

Topic: General Read Answer →
Selenium (Python)
medium

Which is the slowest locator?

Topic: General Read Answer →
Selenium (Python)
medium

Which is the best locator?

Topic: General Read Answer →
Selenium (Python)
medium

What is the library to be imported to add keyboard actions to our scripts?

Topic: General Read Answer →
Selenium (Python)
medium

What is the library to be imported to add mouse actions to our scripts?

Topic: General Read Answer →
Selenium (Python)
medium

What is Selenium?

Topic: General Read Answer →
Selenium (Python)
medium

What is python?

Topic: General Read Answer →
Selenium (Python)
medium

What is a locator?

Topic: General Read Answer →
Selenium (Python)
medium

What is a Webdriver?

Topic: General Read Answer →
Selenium (Python)
medium

Whats XPATH?

Topic: General Read Answer →
Selenium (Python)
medium

Whats the difference between / and // in xpath?

Topic: General Read Answer →
Selenium (Python)
medium

Whats explicit and implicit wait?

Topic: General Read Answer →
Selenium (Python)
medium

What are window handles?

Topic: General Read Answer →
Selenium (Python)
medium

What are alerts and how do you handle?

Topic: General Read Answer →
Selenium (Python)
medium

How to find element by hyperlink?

Topic: General Read Answer →
Selenium (Python)
medium

How do you write the text in the login form?

Topic: General Read Answer →
Selenium (Python)
medium

What is the difference between close() and quit() func of the browser?

Topic: General Read Answer →
Selenium (Python)
medium

When webpage is dynamic which element locater do we use to locate an element?

Topic: General Read Answer →
Selenium (Python)
medium

How do we define a function in Python ?

Topic: General Read Answer →
Selenium (Python)
medium

What is an indentation in python?

Topic: General Read Answer →
Selenium (Python)
medium

What is the syntax for "for" loop if we have to run for loop for 3 times?

Topic: General Read Answer →
Selenium (Python)
medium

What is WebDriver in selenium?

Topic: General Read Answer →
Selenium (Python)
medium

What is the WebDriver used to run selenium script on chrome browser?

Topic: General Read Answer →
Selenium (Python)
medium

What type of languages can we use to write selenium scripts?

Topic: General Read Answer →
Selenium (Python)
medium

Can I use selenium for automation scripting without selenium IDE?

Topic: General Read Answer →
Selenium (Python)
medium

What is the use of automation testing?

Topic: General Read Answer →
Selenium (Python)
medium

Can we do data-driven testing using selenium?

Topic: General Read Answer →
Selenium (Python)
medium

Is selenium helpful for standalone application testing?

Topic: General Read Answer →
Selenium (Python)
medium

Why you prefer to use Python for Selenium?

Topic: General Read Answer →
Selenium (Python)
medium

What versions are there of Selenium?

Topic: General Read Answer →
Selenium (Python)
medium

What programming languages does Selenium Webdriver support?

Topic: General Read Answer →
Selenium (Python)
medium

What kind of tests can we perform with Selenium Webdriver?

Topic: General Read Answer →
Selenium (Python)
medium

What are the limitations of Selenium?

Topic: General Read Answer →
Selenium (Python)
medium

What are the different types of locators that we can use to search for an element with Selenium?

Topic: General Read Answer →
Selenium (Python)
medium

What is an XPath?

Topic: General Read Answer →
Selenium (Python)
medium

What is the difference between / and // in an XPath expression?

Topic: General Read Answer →
Selenium (Python)
medium

What are the different types of drivers currently supported by Selenium Webdriver?

Topic: General Read Answer →
Selenium (Python)
medium

How can we select an option of a dropdown using Selenium Webdriver?

Topic: General Read Answer →
Selenium (Python)
medium

What is Selenium WebDriver

Topic: General Read Answer →
Selenium (Python)
medium

Is Selenium Web Driver Automation Tool?

Topic: General Read Answer →
Selenium (Python)
medium

What kind of application best suited for Selenium and why it should be selected.

Topic: General Read Answer →
Selenium (Python)
medium

Can Selenium Web Services tested using Selenium?

Topic: General Read Answer →
Selenium (Python)
medium

How Can we launch Different browser using python.

Topic: General Read Answer →
Selenium (Python)
medium

How Synchronization works in Selenium.

Topic: General Read Answer →
Selenium (Python)
medium

What is Implicit Wait.

Topic: General Read Answer →
Selenium (Python)
medium

What is explicity Wait.

Topic: General Read Answer →
Selenium (Python)
medium

How can enter the values in text box using python.

Topic: General Read Answer →
Selenium (Python)
medium

How can we check if control enabled or not?

Topic: General Read Answer →
Selenium (Python)
medium

How can we get text of a web element.

Topic: General Read Answer →
Selenium (Python)
medium

Is there any other way of reteriving text of web element.

Topic: General Read Answer →
Selenium (Python)
medium

What are the different ways of selecting the values in dropdown.

Topic: General Read Answer →
Selenium (Python)
medium

what are the different Navigation command in selenium?

Topic: General Read Answer →
Selenium (Python)
medium

What is the difference b/w findelement and findelements

Topic: General Read Answer →
Selenium (Python)
medium

what is the difference b/w Driver.Close and Diver.quit?

Topic: General Read Answer →
Selenium (Python)
medium

Can selenium handle the windows pop up?

Topic: General Read Answer →
Selenium (Python)
medium

Can selenium handle WebBased Pop Up.

Topic: General Read Answer →
Selenium (Python)
medium

How can capture screenshot in selenium.

Topic: General Read Answer →
Selenium (Python)
medium

What are switch Class in selenium.

Topic: General Read Answer →
Selenium (Python)
medium

What Action class in selenium?

Topic: General Read Answer →
Selenium (Python)
medium

How can we perform drag drop in selenium?

Topic: General Read Answer →
Selenium (Python)
medium

How can mouse hover on a control in selenium?

Topic: General Read Answer →
Selenium (Python)
medium

Can we move the mouse control to specific cooridinate in selenium

Topic: General Read Answer →
Selenium (Python)
medium

Write a method to read data from webtable for specific row and column index using selenium.

Topic: General Read Answer →
Selenium (Python)
medium

What are Python unitTest default methods

Topic: General Read Answer →
Selenium (Python)
medium

How will install selenium in python?

Topic: General Read Answer →
Selenium (Python)
medium

What is pass in python?

Topic: General Read Answer →
Selenium (Python)
medium

How can we convert string to int in python?

Topic: General Read Answer →
Selenium (Python)
medium

How will you handle exception in python?

Topic: General Read Answer →
Selenium (Python)
medium

What are the different data types supported in python

Topic: General Read Answer →
Selenium (Python)
medium

What is MRO in python

Topic: General Read Answer →
Selenium (Python)
medium

How will identify when web element doesn't have any of the unique locater.

Topic: General Read Answer →
Selenium (Python)
medium

How to execute java script in selnium with python?

Topic: General Read Answer →
Selenium (Python)
medium

What are the differnt way entering value TextBox?

Topic: General Read Answer →
Selenium (Python)
medium

What is the use of Xpath?

Topic: General Read Answer →
Selenium (Python)
medium

What are the different exception in selenium

Topic: General Read Answer →
Selenium (Python)
medium

How will perform double click on web element

Topic: General Read Answer →
Selenium (Python)
medium

How will you handle multiple windows in selenium

Topic: General Read Answer →
Selenium (Python)
medium

What is framework?

Topic: General Read Answer →
Selenium (Python)
medium

What are the different automation Frameworks

Topic: General Read Answer →
Selenium (Python)
medium

write a program for the below pattern with only one while loop * ** *** **** ***** **** *** ** *

Topic: General Read Answer →
Selenium (Python)
medium

What is the difference between Assert and Verify?

Topic: General Read Answer →
Selenium (Python)
medium

Why should Selenium be selected as a test tool?

Topic: General Read Answer →
Selenium (Python)
medium

What are the testing types that can be supported by Selenium?

Topic: General Read Answer →
Selenium (Python)
medium

When should I use Selenium IDE?

Topic: General Read Answer →
Selenium (Python)
medium

What is Java implementation of Python popularly know?

Topic: General Read Answer →
Selenium (Python)
medium

What is used to create unicode strings in Python?

Topic: General Read Answer →
Selenium (Python)
medium

Explain how python is interpreted.

Topic: General Read Answer →
TestNG
medium

What is TestNG?

Topic: General Read Answer →
TestNG
medium

What are the benefits of using TestNG?

Topic: General Read Answer →
TestNG
medium

List out various ways in which TestNG can be invoked?

Topic: General Read Answer →
TestNG
medium

List down TestNG Annotations?

Topic: General Read Answer →
TestNG
medium

What are the different ways in which you can produce reports for TestNG results?

Topic: General Read Answer →
TestNG
medium

What is @DataProvider annotation?

Topic: General Read Answer →
TestNG
medium

How do you prioritize your test case in TestNG?

Topic: General Read Answer →
TestNG
medium

What is timeout in TestNG?

Topic: General Read Answer →
TestNG
medium

How do you skip a test in TestNG?

Topic: General Read Answer →
TestNG
medium

What is expected annotation?

Topic: General Read Answer →
TestNG
medium

What is syntax to set test method dependency for multiple test methods?

Topic: General Read Answer →
TestNG
medium

How do you execute group test cases in TestNG?

Topic: General Read Answer →
TestNG
medium

How do you preserve order in TestNG?

Topic: General Read Answer →
TestNG
medium

How to use assertions in TestNG explain with one example?

Topic: General Read Answer →
Playwright
medium

How do you architect Playwright tests to ensure strict isolation of user session data (cookies, local storage, session storage) across parallel test executions without incurring significant setup/teardown overhead?

Topic: General Read Answer →
Playwright
easy

How would you manage and switch between multiple tabs or windows opened during a single E2E test execution in Playwright?

Topic: General Read Answer →
Playwright
medium

How do you reliably wait for the completion of a large, asynchronous data grid load in Playwright?

Topic: General Read Answer →
Playwright
easy

Describe how Playwright's auto-waiting mechanism works under the hood when interacting with elements, and when would it be appropriate to explicitly use `waitFor` methods instead of relying on the implicit waits?

Topic: General Read Answer →
Playwright
hard

Architecting E2E tests for UI resilience under simulated backend throttling and WebSocket degradation.

Topic: General Read Answer →
Playwright
medium

Managing Browser Lifecycle and State in Playwright

Topic: General Read Answer →
Playwright
hard

Designing Playwright Tests for Distributed Microservice State Contention

Topic: General Read Answer →
Playwright
easy

What is the primary architectural difference between a Playwright `BrowserContext` and a Playwright `Page`, and when should one be preferred over the other?

Topic: General Read Answer →
Playwright
hard

Managing Highly Concurrent, State-Dependent Playwright Sessions

Topic: General Read Answer →
Playwright
medium

How do you simulate a sequence of complex browser events (e.g., mouse move, keydown, scroll) on a specific element while verifying a corresponding state change in a background service, ensuring reliable synchronization?

Topic: General Read Answer →
Playwright
medium

How do you assert backend state when the UI lags behind?

Topic: General Read Answer →
Playwright
medium

How do you reliably interact with elements that are dynamically rendered and initially invisible in Playwright?

Topic: General Read Answer →
Playwright
easy

How do you reliably interact with elements inside an iframe when the iframe content is loaded asynchronously and might not be immediately visible?

Topic: General Read Answer →
Playwright
medium

How do you manage complex, multi-stage asynchronous interactions in Playwright when element visibility or readiness is highly dynamic?

Topic: General Read Answer →
Playwright
hard

Managing concurrent, long-running tasks without browser context leakage

Topic: General Read Answer →
Playwright
medium

How do you manage shared, stateful test data efficiently when running multiple Playwright tests in parallel workers?

Topic: General Read Answer →
Playwright
hard

Designing reliable uploads for large datasets using Playwright

Topic: General Read Answer →
Playwright
hard

Designing a resilient test harness for concurrent, stateful E2E scenarios in Playwright

Topic: General Read Answer →
Playwright
medium

How do you efficiently manage and persist complex, multi-page data structures gathered across several test steps in Playwright without relying on global state or brittle file I/O?

Topic: General Read Answer →
Playwright
medium

How do you manage and assert complex page state across multiple test runs or components in Playwright without relying solely on API calls?

Topic: General Read Answer →
Playwright
medium

How do you reliably wait for the completion of a large, dynamically loaded data set in Playwright without using arbitrary sleep timers?

Topic: General Read Answer →
Playwright
hard

Designing Resilience for Flaky External API Dependencies in UI Tests

Topic: General Read Answer →
Playwright
hard

Designing Robust Session Management in Distributed Playwright Tests

Topic: General Read Answer →
Playwright
hard

Designing a resilient test suite for a high-concurrency, real-time dashboard

Topic: General Read Answer →
Playwright
easy

How do you use Playwright's request interception capabilities to stub a specific API endpoint for isolated E2E testing?

Topic: General Read Answer →
Playwright
medium

How should a Staff Engineer approach writing resilient and high-performance selectors for highly dynamic Single Page Applications (SPAs) in Playwright?

Topic: General Read Answer →
Playwright
medium

How do you reliably interact with an element that is transiently obscured or disabled in Playwright?

Topic: General Read Answer →
Playwright
hard

How do you architect a Playwright test to verify atomic transaction rollback across UI and API state?

Topic: General Read Answer →
Selenium-Java
PRO hard

Design a resilient Selenium‑Java strategy for testing an infinite‑scrolling product catalog with dynamic content and intermittent network latency

Topic: Infinite Scroll Testing Read Answer →
Selenium-Java
PRO hard

How would you design a scalable Selenium Grid architecture using Docker and Java to support high‑concurrency UI tests while ensuring test isolation and optimal resource utilization?

Topic: Selenium Grid Architecture Read Answer →
Selenium-Java
PRO hard

Design a Selenium-Java Framework Component for Network Condition Simulation and Performance Impact Measurement.

Topic: Network Condition Simulation Read Answer →
Selenium-Java
PRO hard

How do you optimize test throughput and stability in a large-scale Selenium Grid environment for an enterprise application, especially when dealing with dynamic UI load times and transient backend issues?

Topic: Scalable Grid Execution Read Answer →
Selenium-Java
PRO hard

How would you design a Selenium-Java framework to accurately simulate diverse real-world network conditions and capture core Web Vitals (LCP, FID, CLS) for continuous performance monitoring in a CI/CD pipeline?

Topic: Performance Testing Read Answer →
Selenium-Java
PRO hard

How do you robustly test real-time UI updates (e.g., WebSocket-driven dashboards) in Selenium to prevent flakiness and race conditions?

Topic: Real-time UI Testing Read Answer →
Selenium-Java
PRO hard

Design a Thread‑Safe, Shared WebDriver Strategy for Parallel Selenium‑Java Tests

Topic: Session Management Read Answer →
Selenium-Java
PRO hard

How can you design a Selenium‑Java test framework to safely execute tests concurrently across multiple browsers while ensuring thread safety and efficient resource utilization?

Topic: Concurrent Selenium Testing Read Answer →
Selenium
PRO hard

How do you diagnose and resolve intermittent OutOfMemoryErrors and thread starvation in a large-scale Selenium-Java parallel execution suite?

Topic: Parallel Execution Read Answer →
Selenium
PRO hard

Thread-Safe Selenium Test Orchestration with Shared State

Topic: Concurrency & Synchronization Read Answer →
Selenium-Java
PRO hard

How would you design and implement a robust visual regression testing framework for a highly dynamic Single Page Application (SPA) using Selenium, addressing common challenges like transient UI states, data variability, and performance?

Topic: Visual Regression Testing Read Answer →
Selenium-Java
PRO hard

Designing Robust E2E Tests for Real-time WebSocket Dashboards in Selenium Grid

Topic: WebSockets Testing Read Answer →
Selenium-Java
PRO hard

How to Implement Scalable Accessibility Testing for Dynamic SPAs with Selenium and Axe Core in Java?

Topic: Accessibility Testing Read Answer →
Selenium-Java
PRO hard

Robust End-to-End Testing of a Concurrent, Time-Sensitive E-commerce Checkout Flow with External Dependencies

Topic: E2E concurrency testing Read Answer →
Selenium-Java
PRO hard

Advanced Selenium: Simulating Backend States for UI Testing

Topic: Backend State Simulation Read Answer →
Selenium-Java
PRO hard

Design an End-to-End Selenium-Java Test Strategy for Micro-Frontend Architectures

Topic: Micro-Frontend Testing Read Answer →
Spring Boot
medium

Implementing Asynchronous and Reliable Event Handling in Spring Boot

Topic: Spring Events Async Read Answer →
Spring Boot
medium

How does Spring Boot's @Cacheable handle cache eviction during concurrent method executions?

Topic: Caching, Concurrency Read Answer →
Selenium-Java
PRO hard

How would you architect a Selenium 4 test framework that uses Chrome DevTools Protocol (CDP) to intercept and dynamically mutate HTTP requests and responses at runtime, ensuring test isolation without relying on external mocking servers?

Topic: CDP Integration Read Answer →
Spring Boot
medium

How would you implement a custom annotation in Spring Boot to enforce a specific cross-cutting concern (e.g., logging method execution time or auditing API calls) using Spring AOP, and what are the key components involved?

Topic: Custom AOP Annotations Read Answer →
Selenium-Java
medium

How would you design a comprehensive diagnostic logging strategy for a large Selenium test suite to improve debugging efficiency, especially for intermittent failures?

Topic: Diagnostic Logging Design Read Answer →
Selenium-Java
PRO hard

How do you ensure data consistency between a dynamic SPA frontend and its backend API using Selenium-Java, especially for asynchronously updated content?

Topic: API-UI Verification Read Answer →
Playwright
medium

When should you use test.retry versus test.failFast in Playwright's test runner, and what are the performance and reliability trade‑offs?

Topic: Test runner strategy Read Answer →
medium

Managing Dependencies in Spring Boot Applications

Topic: General Read Answer →
Selenium-Java
medium

Explain how to leverage Selenium's Event Listeners (`WebDriverEventListener`) to extend test framework capabilities, beyond basic logging, such as injecting pre- or post-action logic or modifying element interactions.

Topic: Driver Event Hooks Read Answer →