NTT Data QA Test Engineer Interview Questions and Answers

Aptitude test (Verbal ,Quants,Logic)

Q1. Difference between absolute and relative Xpath
Ans. 
Absolute Xpath starts from the root element, while relative Xpath starts from any node in the DOM structure.
• Absolute Xpath starts with a single forward slash (/) and starts selection from the root node.

• Relative Xpath starts with a double forward slash (//) and starts selection from the current node or any node in the DOM structure.

• Absolute Xpath is more brittle and prone to breaking if the structure of the page changes...read more
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Q2. What would be return if multiple tabs are open
Ans. 
The return would be the number of tabs open in the browser.
• The return value would be an integer representing the count of open tabs.

• For example, if there are 5 tabs open, the return value would be 5.
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Q3. What are the waits in selenium
Ans. 
Types of waits in Selenium include Implicit Wait, Explicit Wait, and Fluent Wait.
• Implicit Wait: Waits for a certain amount of time before throwing a NoSuchElementException.

• Explicit Wait: Waits for a certain condition to occur before proceeding further in the code.

• Fluent Wait: Waits for a condition to be true with a defined polling frequency.

• Example: driver.manage().timeouts().implicitlyWait(10, TimeUnit.SECONDS);
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Q4. Exceptions in selenium
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Exceptions in Selenium are errors that occur during test execution, disrupting the flow of the test script.
• Exceptions are thrown when there is an unexpected behavior in the application under test or in the test script itself.

• Common exceptions in Selenium include NoSuchElementException, ElementNotVisibleException, TimeoutException, and StaleElementReferenceException.

• Handling exceptions in Selenium can be done using try-...read more
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Q5. What is feature and step definitions in cucumber BDD
Ans. 
Feature files contain high-level description of the functionality to be tested, while step definitions are the implementation of the steps in the feature file using code.
• Feature files are written in Gherkin syntax and describe the behavior of the application in plain text.

• Step definitions are written in programming languages like Java, Ruby, etc., and map the steps in the feature file to automation code.

• Feature files a...read more
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Q6. How to input data in cucumber
Ans. 
Data can be input in Cucumber using feature files and step definitions.
• Data can be input in feature files using scenarios and scenario outlines

• Step definitions can be used to define the actions to be taken with the input data

• Data tables can be used in feature files to input structured data

• Examples keyword can be used in scenario outlines to provide multiple sets of input data
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Q7. Basic Java questions like access modifiers, method overloading and overriding
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Q8. What is Test case, Test plan and Test Secenarios
Ans. 
Test case is a set of conditions or variables under which a tester will determine whether a system under test satisfies requirements. Test plan is a document outlining the scope, approach, resources, and schedule of testing activities. Test scenarios are detailed descriptions of possible interactions with the system.
• Test case: specific conditions to be tested, expected results, steps to execute

• Test plan: overall strate...read more
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Q9. Hooks in Java
Ans. 
Hooks in Java are methods that allow subclasses to override or extend the behavior of a superclass.
• Hooks are commonly used in frameworks like JUnit and TestNG for test automation.

• They are often used for setup and teardown operations before and after test methods.

• Examples include @Before, @After, @BeforeClass, and @AfterClass annotations in JUnit.
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Q1. API testing related questions were asked
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Q2. What is api testing
Ans. 
API testing is a type of software testing that involves testing APIs directly to ensure they meet functionality, reliability, performance, and security requirements.
• API testing involves testing the functionality, reliability, performance, and security of APIs.

• It focuses on verifying that the API meets its specifications and works as expected.

• API testing can be done manually or using automated tools like Postman or Soap...read more
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Q3. How do you log bugs
Ans. 
I log bugs by documenting detailed steps to reproduce, including screenshots and logs.
• Document detailed steps to reproduce the bug

• Include screenshots or videos if applicable

• Attach relevant logs or error messages

• Assign severity and priority levels to the bug

• Track bug status and resolution in a bug tracking tool
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Q4. What is agilemethodology
Ans. 
Agile methodology is a software development approach that emphasizes flexibility, collaboration, and iterative development.
• Focus on delivering working software in short iterations

• Emphasizes collaboration between cross-functional teams

• Allows for changes and adjustments throughout the development process

• Common practices include daily stand-up meetings, sprint planning, and retrospectives
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Q5. What is selenium framework
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Selenium framework is a set of tools, libraries, and best practices used for automated testing of web applications.
• Selenium framework allows for writing and executing automated tests for web applications.

• It provides features like test case management, reporting, and integration with CI/CD tools.

• Popular frameworks built on top of Selenium include TestNG, JUnit, and Cucumber.

• Selenium WebDriver is a key component of the f...read more
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Q1. Write a program to reverse a string
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Q1. Asked me to write a two programs - identifying duplicates words 2. Sum of series of numbers
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Q2. What is cucumber options
Ans. 
Cucumber options are configuration settings used in Cucumber to customize test execution.
• Cucumber options can be used to specify features, tags, formats, and more in the test execution

• Examples include specifying tags to run specific scenarios, setting output formats for test reports, and defining feature files to run
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Q3. Oops concepts used in my project
Ans. 
In my project, I have used Oops concepts like Inheritance, Polymorphism, Encapsulation, and Abstraction.
• Inheritance: Reusing code and creating a hierarchy of classes.

• Polymorphism: Ability to present the same interface for different data types.

• Encapsulation: Bundling data and methods that operate on the data into a single unit.

• Abstraction: Hiding the implementation details and showing only the necessary features.
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Q4. Data providers, invocation count
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Q5. Find elements, window handles return type
Ans. 
The find elements method returns a list of web elements matching a specified locator. Window handles return type is a set of strings representing unique identifiers for browser windows.
• Find elements method returns a list of web elements matching a specified locator

• Window handles return type is a set of strings representing unique identifiers for browser windows
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Q1. Selenium vs cypress
Ans. 
Selenium is a widely used open-source tool for web automation testing, while Cypress is a newer tool known for its fast and reliable testing capabilities.
• Selenium is more established and has a larger community support

• Cypress is known for its fast test execution times

• Cypress has built-in support for modern web technologies like React and Angular

• Selenium supports multiple programming languages like Java, Python, and C#

• Cy...read more
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Q2. How do you install cypress
Ans. 
Cypress can be installed using npm package manager.
• Install Node.js if not already installed

• Open terminal and run 'npm install cypress'

• Once installation is complete, run 'npx cypress open' to open Cypress Test Runner
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Q3. Reverse a string in Javascript
Ans. 
Reverse a string in Javascript
• Use the split() method to convert the string into an array of characters

• Use the reverse() method to reverse the order of the characters

• Use the join() method to convert the array back into a string
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Q1. Explain selenium framework
Ans. 
Selenium framework is a test automation tool used for web applications.
• Selenium framework allows for automated testing of web applications.

• It supports multiple programming languages like Java, Python, C#, etc.

• Selenium WebDriver is a key component for interacting with web elements.

• Test scripts can be written using Selenium IDE, WebDriver, or Grid.

• Selenium framework can be integrated with tools like TestNG, JUnit, etc.,
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20 aptitude questions and 50 technical questions

Q1. Tell me about your self
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Q2. Explain automation framework
Ans. 
Automation framework is a set of guidelines, rules, and tools that help in creating and executing automated tests.
• Automation framework provides structure and guidelines for creating automated tests

• It helps in organizing test scripts, data, and results

• Frameworks can be data-driven, keyword-driven, or hybrid

• Examples of automation frameworks include Selenium WebDriver, TestNG, and Robot Framework
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Q3. Java code for sorting without using built in function
Ans. 
Sorting array of strings in Java without using built-in functions
• Create a custom sorting algorithm like bubble sort, selection sort, or insertion sort

• Compare each pair of strings and swap them if necessary to sort in ascending order

• Repeat the process until the array is fully sorted
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Q4. Explain testng annotations and how will we use annotation in our framework
Ans. 
TestNG annotations are used to control the flow of test methods and provide additional information about the test methods.
• TestNG annotations are used to mark methods as test methods, setup methods, teardown methods, etc.

• Annotations like @Test, @BeforeMethod, @AfterMethod, @BeforeClass, @AfterClass, @BeforeSuite, @AfterSuite are commonly used in TestNG framework.

• Annotations help in organizing and prioritizing test metho...read more
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Q5. What is testng listener
Ans. 
TestNG listener is an interface that allows users to customize the test execution process.
• TestNG listeners can be used to perform actions before or after a test method is run.

• Listeners can be used to generate logs, take screenshots, or perform other custom actions during test execution.

• Examples of TestNG listeners include ITestListener, ISuiteListener, and IInvokedMethodListener.
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Q6. What is overriding and where it is used in automation framework
Ans. 
Overriding is a concept in object-oriented programming where a subclass provides a specific implementation of a method that is already provided by its superclass.
• Overriding allows a subclass to provide a specific implementation of a method that is already provided by its superclass

• It is used in automation frameworks to customize or extend the functionality of existing methods or classes

• In automation testing, overriding...read more
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Q7. Explain bdd hooks and tags
Ans. 
BDD hooks and tags are used in Behavior-Driven Development to set up preconditions and execute actions before or after scenarios, and to categorize and filter scenarios.
• BDD hooks are used to set up preconditions and execute actions before or after scenarios

• Tags are used to categorize and filter scenarios based on certain criteria

• Hooks can be used to perform setup and teardown actions, such as initializing test data or ...read more
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Q8. Explain bdd background keyword
Ans. 
BDD background keyword is used to define common preconditions for all scenarios in a feature file.
• Used at the beginning of a feature file to define common preconditions

• Helps in setting up the initial state for all scenarios in the feature file

• Reduces duplication of steps in scenarios by defining them once in the background
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Q9. Explain ci/cd pipeline using jenkins
Ans. 
CI/CD pipeline using Jenkins automates the process of integrating code changes and deploying them to production.
• Jenkins is a popular automation server used for CI/CD

• CI/CD stands for Continuous Integration/Continuous Deployment

• In a CI/CD pipeline, code changes are automatically built, tested, and deployed

• Jenkins pipelines can be defined using a Jenkinsfile which specifies the stages and steps of the pipeline

• Example: Che...read more
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Q10. Explain rest assured and write a code for post and verify the response
Ans. 
Rest Assured is a Java library for testing RESTful APIs. It simplifies API testing by providing a fluent interface to make HTTP requests and validate responses.
• Rest Assured is commonly used in API automation testing to validate the functionality of RESTful APIs.

• It allows testers to easily make HTTP requests, set headers, parameters, and body, and validate the response.

• Here is an example code snippet for posting data an...read more
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