Bajaj Finserv QA Automation Engineer Interview Questions and Answers

I am using the Selenium WebDriver framework for automation testing.

• Selenium WebDriver is a popular open-source framework for automating web applications.

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

• It provides a rich set of APIs for interacting with web elements and performing actions.

• It also supports parallel execution and integration with other tools like TestNG and Maven.

• I have used it to...read more

The @BeforeMethod and @AfterMethod annotations are used for opening and closing the browser.

• The @BeforeMethod annotation is used to open the browser before each test method.

• The @AfterMethod annotation is used to close the browser after each test method.

• These annotations are part of the TestNG framework.

• Example: @BeforeMethod public void setUp() { //code to open browser } @AfterMethod public void tearDown() { //code to...read more

Selenium waits are used to synchronize the test script execution with the web application's response time.

• Selenium waits are used to handle synchronization issues in test automation.

• There are three types of waits in Selenium: Implicit, Explicit, and Fluent waits.

• Implicit waits wait for a certain amount of time before throwing an exception if the element is not found.

• Explicit waits wait for a certain condition to occur ...read more

SDLC is the process of developing software while STLC is the process of testing software.

• SDLC includes planning, designing, coding, testing, and maintenance stages while STLC includes test planning, test case development, test execution, and test closure stages.

• SDLC focuses on the development of software while STLC focuses on the testing of software.

• SDLC is a broader term that includes STLC as a part of it.

• SDLC is a co...read more

We use multiple environments including development, testing, staging, and production.

• Development environment for coding and testing new features

• Testing environment for automated and manual testing

• Staging environment for final testing before deployment

• Production environment for live usage

• Each environment is isolated and has its own database and configurations

• We also use virtual environments for testing different operati...read more

Regression testing ensures that changes to the code do not affect existing functionality. Sanity testing checks if the critical functionalities are working after a small change.

• Regression testing is done after making changes to the code to ensure that existing functionalities are not affected.

• Sanity testing is done after a small change to ensure that critical functionalities are still working.

• Regression testing is done...read more

API testing involves verifying the functionality, reliability, performance, and security of APIs.

• Identify the API endpoints and their expected behavior

• Create test cases to cover all possible scenarios

• Use tools like Postman, SoapUI, or JMeter to send requests and validate responses

• Verify the response status codes, headers, and payload

• Test for security vulnerabilities like SQL injection or cross-site scripting

• Automate AP...read more

Postman tool allows different parameters to be used for API testing.

• Query Parameters: Used to filter and sort data in the API response.

• Path Parameters: Used to identify a specific resource in the API.

• Header Parameters: Used to provide additional information about the request.

• Body Parameters: Used to send data in the request body.

• Form Data Parameters: Used to send data in the form of key-value pairs.

• Environment Variable...read more

Authorization in Postman tool is used to authenticate and authorize requests sent to APIs.

• Authorization can be set in the Headers tab of a request in Postman

• Common authorization methods include Basic Auth, OAuth 2.0, and API keys

• Authorization can also be set globally for all requests in a collection

• Postman also supports automatic token refresh for OAuth 2.0 authorization