Top 250 Software Testing Interview Questions and Answers

Testing process should start as early as possible in the software development life cycle.

• Testing should start in the requirements gathering phase

• Test cases should be created as soon as the requirements are finalized

• Early testing helps in identifying ...read more

Testing challenges include lack of resources, time constraints, and communication issues. Overcoming them requires proper planning and collaboration.

• Lack of resources, such as hardware or software, can hinder testing efforts

• Time constraints may lead ...read more

The prerequisites for testing a web application include understanding the application's requirements, having access to the application's documentation, and setting up a suitable testing environment.

• Understanding the application's requirements and fun...read more

White box testing is testing the internal structure of the system while black box testing is testing the external behavior of the system.

• White box testing involves testing the code, architecture, and design of the system.

• Black box testing involves te...read more

Dynamic wait can be handled using explicit wait in automation.

• Explicit wait allows the automation script to wait for a specific condition to occur before proceeding.

• It can be used to wait for an element to be visible, clickable, or present.

• Timeouts c...read more

To test two reports that point to separate databases, compare the data in both reports and verify their accuracy.

• Identify the databases that the reports are pointing to

• Retrieve the data from both databases

• Compare the data in the reports to ensure the...read more

Compatibility testing checks if software works on different platforms, while cross-browser testing checks if it works on different browsers.

• Compatibility testing ensures software works on different operating systems, hardware, and software configurat...read more

STLC stands for Software Testing Life Cycle. It is a process followed to ensure the quality of software.

• STLC is a systematic approach to testing software.

• It consists of various phases such as requirement analysis, test planning, test design, test exe...read more

Exceptions in Selenium are errors that occur during test execution.

• Some common exceptions in Selenium are NoSuchElementException, TimeoutException, StaleElementReferenceException, and ElementNotVisibleException.

• NoSuchElementException occurs when an e...read more

Defects can be classified into four types: functional, performance, cosmetic, and structural.

• Functional defects affect the functionality of the software, such as incorrect calculations or missing features.

• Performance defects affect the speed or effic...read more

Testing without a specification requirement document requires a creative and exploratory approach.

• Analyze the available information and gather requirements from stakeholders.

• Create test scenarios and test cases based on assumptions and common usage p...read more

I will use a combination of manual and automated testing strategies to ensure comprehensive testing.

• Developing test cases based on requirements and user stories

• Performing functional, regression, and integration testing

• Using tools like Selenium and JM...read more

Different types of data validation and checks in ETL testing include schema validation, data completeness checks, data transformation checks, and data quality checks.

• Schema validation ensures that the data conforms to the expected structure and forma...read more

Adhoc testing is informal and unplanned, while regression testing ensures that previous functionality is not affected.

• Adhoc testing is performed without any specific test cases or plan.

• It is usually done randomly or based on the tester's intuition.

• Re...read more

End to end testing is a methodology to test the entire system flow from start to finish.

• It involves testing all the components of the system together

• It ensures that the system is working as expected in real-world scenarios

• It helps identify any issues...read more

Load Runner is a performance testing tool used to measure system behavior under load.

• Load Runner can simulate thousands of users accessing an application simultaneously

• It can measure response time, throughput, and resource utilization

• It supports a va...read more

Yes, there are several software testing frameworks available.

• Software testing frameworks provide a structured approach to testing software applications.

• They offer a set of guidelines, tools, and libraries to automate and streamline the testing proces...read more

Different types of mobile testing include functional testing, performance testing, security testing, usability testing, and compatibility testing.

• Functional testing ensures that the app meets the specified requirements.

• Performance testing checks the ...read more

POM stands for Page Object Model. It is a design pattern used in automation testing to create a structured and maintainable framework.

• POM separates the test scripts from the web elements, making the code more readable and reusable.

• Each web page is re...read more

QA focuses on preventing defects while QC focuses on identifying and correcting defects.

• QA is a proactive process that involves planning, designing, and implementing quality systems to prevent defects from occurring.

• QC is a reactive process that invo...read more

To identify objects in Selenium, we use locators such as ID, Name, Class Name, XPath, CSS Selector, etc.

• Locators are used to identify web elements on a page

• ID and Name are the most commonly used locators

• XPath and CSS Selector are more powerful but sl...read more

RFT stands for Renal Function Test, a group of tests used to evaluate how well the kidneys are functioning.

• RFT includes tests like serum creatinine, blood urea nitrogen (BUN), and estimated glomerular filtration rate (eGFR).

• These tests help in diagno...read more

Test cases are individual steps to test a specific functionality while test plan is a comprehensive document outlining testing approach.

• Test cases are detailed steps to be executed to verify a specific functionality or requirement

• Test plan is a high-...read more

Selenium has four main components: Selenium IDE, Selenium WebDriver, Selenium Grid, and Selenium RC.

• Selenium IDE: a record and playback tool for creating Selenium scripts

• Selenium WebDriver: a tool for automating web browsers

• Selenium Grid: a tool for ...read more

WebDriver is a method used for automating web applications by controlling a browser through a programming language.

• WebDriver is a tool used for automating web applications

• It allows controlling a browser through a programming language

• It supports vario...read more

Test methods for stress testing of Furniture class

• Create a large number of Furniture objects and check for memory leaks

• Simulate heavy usage by continuously calling methods and check for performance issues

• Test the Furniture class with maximum allowed ...read more

Data driven testing syntax using XSSF Workbook

• Create XSSFWorkbook object

• Get the sheet from the workbook

• Iterate through rows and columns to fetch test data

• Use test data in your test cases