500+ Software Tester Interview Questions and Answers

Exploratory testing is a simultaneous learning, test design, and test execution approach. Adhoc testing is an informal testing approach without any predefined test cases.

• Exploratory testing involves exploring the software, learning about it, and designing and executing tests on the fly.

• Adhoc testing is unplanned and unstructured testing where testers randomly test the application without any specific test cases.

• In my project, I used exploratory testing to uncover defects that...read more

I will use a combination of regression testing, exploratory testing, and risk-based testing to ensure comprehensive coverage.

• Perform regression testing on critical functionalities to ensure they still work as expected

• Conduct exploratory testing to uncover any unforeseen issues or bugs

• Prioritize testing based on risk assessment to focus on high-impact areas first

• Use automation testing tools for repetitive tasks to save time and effort

SDLC is Software Development Life Cycle, Bug Life Cycle is the process of a bug from detection to resolution, White Box Testing is testing based on internal code structure, Functional Testing is testing the functionality of the software, Smoke and Sanity Testing are initial tests to check basic functionality.

• SDLC is a process followed for software development, consisting of phases like planning, design, coding, testing, and deployment.

• Bug Life Cycle includes stages like New, ...read more

Testing is the process of evaluating a software or application to find defects or errors.

• Software is a set of instructions that tells a computer what to do.

• An application is a program designed to perform a specific task or set of tasks.

• Black box testing is a technique where the tester does not have knowledge of the internal workings of the software.

• White box testing is a technique where the tester has knowledge of the internal workings of the software.

• Top-down testing is a te...read more

Smoke testing is a quick and shallow test to check if the basic functionalities of the software are working. Sanity testing is a more in-depth test to check if the major functionalities are working as expected.

• Smoke testing is done to ensure that the software is stable enough for further testing.

• Sanity testing is done to ensure that the major functionalities of the software are working as expected.

• Smoke testing is a subset of regression testing.

• Sanity testing is a subset of a...read more

Encapsulation is the process of hiding implementation details and exposing only necessary information.

• Encapsulation is a fundamental concept in object-oriented programming.

• It helps in achieving data abstraction and information hiding.

• It allows for better control over the data and prevents unauthorized access.

• Example: A class in Java can have private variables and public methods to access them.

• Example: A capsule is a good analogy for encapsulation as it hides the medicine insi...read more

SDLC is Software Development Life Cycle, STLC is Software Testing Life Cycle, and Bug Life Cycle is the process of a bug from discovery to resolution.

• SDLC is a process that outlines the development of software from conception to delivery.

• STLC is a process that outlines the testing of software from planning to execution.

• Bug Life Cycle is the process of a bug from discovery to resolution, including steps like reporting, reproducing, fixing, and verifying.

• SDLC and STLC are close...read more

Different exceptions in Selenium include NoSuchElementException, ElementNotVisibleException, TimeoutException, StaleElementReferenceException, and WebDriverException.

• NoSuchElementException: Thrown when an element could not be found in the DOM.

• ElementNotVisibleException: Thrown when an element is present in the DOM but not visible.

• TimeoutException: Thrown when a command does not complete in the specified time.

• StaleElementReferenceException: Thrown when an element is no longer ...read more

As a software tester, I have faced challenges in identifying and logging bugs. I have used various tools for bug tracking.

• One challenge I faced was in reproducing intermittent bugs that occurred randomly.

• To log bugs, I have used bug tracking tools like JIRA and Bugzilla.

• I have also used spreadsheets and email to report bugs when necessary.

• Another challenge was in prioritizing and categorizing bugs based on their severity and impact.

• I have used tools like Selenium for automate...read more

Software is a set of instructions that tell a computer how to perform specific tasks. There are different types of software such as system software, application software, and programming software.

• Software is a collection of data or computer instructions that tell the computer how to work.

• Types of software include system software (e.g. operating systems), application software (e.g. word processors), and programming software (e.g. compilers).

• SDLC (Software Development Life Cycl...read more

System testing verifies the entire system as a whole, while integration testing verifies the interaction between different components.

• System testing checks the system's compliance with requirements and specifications

• Integration testing checks the interaction between different modules or components

• System testing is done after integration testing

• System testing is a black box testing technique

• Integration testing is a white box testing technique

• Examples of system testing include ...read more

Input method is a way to provide data to a function or program. It can be defined as a parameter in a function and used to pass values.

• Define input method as a parameter in a function, such as int inputMethod(int value)

• Use the input method within the function to process or manipulate the data, for example return value * 2;

• Call the function with the input method, like int result = inputMethod(5);

A software tester needs a blend of technical, analytical, and communication skills to ensure quality in software products.

• Attention to Detail: Identifying even the smallest bugs can prevent major issues. For example, catching a typo in a critical function.

• Analytical Skills: Ability to analyze requirements and design test cases accordingly. For instance, breaking down user stories into test scenarios.

• Technical Knowledge: Familiarity with programming languages and testing tools...read more

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

• SDLC (Software Development Life Cycle) is the process of developing software from conception to delivery.

• STLC (Software Testing Life Cycle) is the process of testing software to ensure its quality and functionality.

• SDLC consists of phases like requirements gathering, design, coding, testing, and deployment.

• STLC consists of phases like test planning, test design, test execution, and test ...read more

Alfa testing is done by the developers before releasing the software to the testers. Beta testing is done by the end-users after the software is released.

• Alfa testing is done in a controlled environment, whereas beta testing is done in a real-world environment.

• Alfa testing is done by the developers, whereas beta testing is done by the end-users.

• Alfa testing is done before the software is released, whereas beta testing is done after the software is released.

• Alfa testing is foc...read more

Regression testing is done to ensure that changes made to the software do not affect the existing functionality. Sanity testing is done to ensure that the critical functionalities of the software are working fine after a small change.

• Regression testing is done after major changes in the software

• Sanity testing is done after minor changes in the software

• Regression testing is time-consuming and requires a lot of resources

• Sanity testing is quick and requires fewer resources

• Regres...read more

The key that uniquely identifies each tuple in a table is called a primary key.

• A primary key is a column or set of columns in a table that uniquely identifies each row.

• It must have a unique value for each row and cannot be null.

• Examples of primary keys include social security numbers, email addresses, and order numbers.

Answers to common questions asked in a Software Tester interview.

• SDLC process involves planning, designing, coding, testing, and deployment of software.

• Adhoc testing is informal testing without predefined test cases.

• Regression testing involves retesting unchanged parts of the software after modifications.

• Sanity testing checks if the software is stable enough for further testing.

• OOP's concept includes classes, objects, inheritance, polymorphism, and encapsulation.

• Exploratory t...read more

The best technologies for building a good software testing framework are Selenium, Appium, JUnit, TestNG, and Cucumber.

• Selenium for web application testing

• Appium for mobile application testing

• JUnit and TestNG for unit testing

• Cucumber for behavior-driven testing

• Continuous Integration tools like Jenkins for automated testing

STLC is a subset of SDLC that focuses on testing. Bug life cycle is the process of identifying, reporting, and resolving bugs.

• SDLC is the overall process of software development, while STLC is a subset that focuses on testing.

• STLC includes test planning, test design, test execution, and test closure.

• Bug life cycle includes identifying, reporting, reproducing, resolving, and verifying bugs.

• Bug life cycle stages include new, open, assigned, fixed, verified, and closed.

• STLC and ...read more

Testing process should be stopped when the testing objectives have been met or when the cost of testing outweighs the benefits.

• Stop when all the test cases have been executed and passed

• Stop when the testing objectives have been met

• Stop when the cost of testing outweighs the benefits

• Stop when the deadline for release is approaching

• Stop when the software is stable and reliable

• Stop when the risk of finding new defects is low

Selenium can be used for automated testing of web applications by simulating user interactions.

• Selenium can automate repetitive manual testing tasks

• It can be used to test web applications across different browsers and platforms

• Selenium can simulate user interactions such as clicking buttons, filling forms, and navigating pages

• It can also be used for regression testing and load testing

• Selenium can generate detailed reports and logs for test results

Quality assurance is more important than product brand name.

• Quality assurance ensures that the product meets the required standards and specifications.

• Brand name may attract customers initially, but quality assurance ensures customer satisfaction and loyalty.

• A good quality product will eventually build a strong brand name.

• Poor quality products can damage a brand's reputation and lead to loss of customers.

• Quality assurance is essential for maintaining the credibility and trust...read more

Functional test cases for fitness tracker app

• Verify user can create an account and log in

• Test tracking of steps, distance, and calories burned

• Check if app can sync with wearable devices

• Test setting and achieving fitness goals

• Verify app can track different types of exercises

• Test social sharing features

• Check if app provides accurate data and notifications

Test strategies define the overall approach to testing, while test planning involves creating detailed plans for executing tests.

• Test strategies outline the goals, scope, resources, and timelines for testing.

• Test planning involves creating test cases, test scripts, test data, and schedules for executing tests.

• Test strategies focus on the big picture, while test planning focuses on the specifics of how testing will be carried out.

• Test strategies are high-level documents, while...read more

I have extensive experience in both automation testing and SQL, ensuring high-quality software delivery through efficient testing practices.

• Proficient in using automation tools like Selenium and TestNG for web application testing.

• Developed and maintained automated test scripts to improve testing efficiency by 40%.

• Experienced in writing complex SQL queries to validate data integrity and perform backend testing.

• Utilized SQL for data-driven testing, ensuring that application out...read more

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

• SDLC (Software Development Life Cycle) is a framework that outlines the steps involved in developing software.

• The stages in SDLC include requirements gathering, design, coding, testing, deployment, and maintenance.

• STLC (Software Testing Life Cycle) is a subset of SDLC that focuses on testing activities.

• The stages in STLC include test planning, test design, test execution, and test closur...read more