100+ Manual Tester Interview Questions and Answers

Testing types include unit testing, regression testing, and more, ensuring software quality and functionality.

• Unit Testing: Tests individual components or functions for correctness. Example: Testing a single function that calculates tax.

• Regression Testing: Ensures new code changes do not adversely affect existing functionalities. Example: Retesting a login feature after updates.

• Integration Testing: Tests combined parts of an application to ensure they work together. Example: ...read more

Tested webpage and identified multiple issues

• Homepage layout is broken on mobile devices

• Contact form does not submit properly

• Images are not loading on product pages

I have worked on various projects and handled them efficiently.

• I have worked on e-commerce, healthcare, and finance projects.

• I have experience in creating test plans, test cases, and executing them.

• I have worked with Agile and Waterfall methodologies.

• I have experience in defect tracking and reporting using tools like JIRA and Bugzilla.

• I have also worked on automation testing using Selenium and Appium.

Manual testing is a process of verifying software manually to find defects and ensure it meets the requirements.

• Manual testing involves executing test cases manually without using any automation tools.

• It is a time-consuming process but helps in finding defects that may be missed by automation.

• Manual testing includes functional testing, regression testing, integration testing, and user acceptance testing.

• It requires a tester to have good analytical and problem-solving skills.

• E...read more

Sanity testing is a quick test to check if the software is stable, smoke testing is a subset of sanity testing focusing on critical functionalities, and regression testing is retesting after code changes.

• Sanity testing is a narrow and deep testing to ensure that the most critical functionalities work correctly after changes.

• Smoke testing is a broad and shallow testing to ensure that the basic functionalities work before further testing.

• Regression testing is retesting the soft...read more

Web services are a type of API that are accessed over a network, while APIs are a set of rules and protocols for building and interacting with software applications.

• Web services are accessed over a network, typically using HTTP protocols.

• APIs can be used for communication between different software systems or components.

• Web services often use XML or JSON for data exchange.

• APIs can be used for various purposes such as data retrieval, updating, or deleting.

• Examples of web servi...read more

Smoke testing is a preliminary testing to check if the basic functionalities of the software are working fine before proceeding with detailed testing.

• Smoke testing is a subset of regression testing.

• It is usually performed after a new build is received.

• The main purpose is to verify if the critical functionalities are working without any major issues.

• It helps in identifying early defects and saves time in the long run.

• Example: Checking if the login functionality is working afte...read more

Not considered testing methodologies are approaches that do not involve systematic testing processes.

• Ad-hoc testing

• Monkey testing

• Gorilla testing

• Fuzz testing

Black box testing is a technique where the internal workings of the system are not known to the tester.

• Tests are performed based on the system's specifications and requirements.

• The tester does not have access to the source code or the internal structure of the system.

• The focus is on the system's functionality and user interface.

• Examples include functional testing, regression testing, and acceptance testing.

Smoke testing checks basic functionality, while sanity testing verifies specific functionalities after changes.

• Smoke testing is a preliminary test to check the basic functionality of an application.

• Sanity testing is performed after changes to ensure specific functionalities work as intended.

• Example of smoke testing: Verifying that the application launches and the main features are accessible.

• Example of sanity testing: Checking if a newly implemented feature works correctly af...read more

Manual testing is the process of manually testing software for defects, while regression testing is retesting the software to ensure new changes haven't affected existing functionality.

• Manual testing involves executing test cases manually without the use of automation tools.

• It is done to find defects in the software and ensure it meets the specified requirements.

• Regression testing is the process of retesting the software after changes to ensure that existing functionalities a...read more

Testcases for working of a ball point pen

• Verify that the pen writes smoothly on different surfaces

• Check if the pen's ink is visible and does not smudge

• Ensure that the pen's cap can be easily removed and secured

• Test the durability of the pen by applying pressure while writing

• Validate that the pen's ink does not leak or dry out

Test cases and test uses of practical scenarios involve creating scenarios to test the functionality of a system or application.

• Identify the key functionalities of the system or application to be tested

• Create test cases based on different scenarios such as positive, negative, boundary, and edge cases

• Execute the test cases to validate the functionality of the system or application

• Document the test results and report any defects found during testing

RTM stands for Requirement Traceability Matrix. It is prepared to ensure all requirements are covered by test cases.

• RTM is a document that maps and traces user requirements to test cases.

• It helps in ensuring that all requirements are covered by test cases.

• RTM also helps in tracking the progress of testing and identifying any gaps in test coverage.

• It serves as a reference for understanding the relationship between requirements and test cases.

• Example: If a requirement states 'U...read more

To escalate a bug to a developer, follow these steps

• First, ensure the bug is reproducible and well-documented

• Assign the bug a priority level based on its impact on the system

• Notify the developer responsible for that part of the code

• Provide all necessary information such as steps to reproduce, screenshots, and logs

• Follow up with the developer to ensure the bug is being addressed

Non functional testing is a type of testing that focuses on the performance, usability, and security aspects of a software system.

• Non functional testing is performed to evaluate the quality attributes of a software system.

• It includes testing the performance, scalability, reliability, usability, and security of the system.

• Performance testing measures the system's response time, throughput, and resource utilization under different loads.

• Usability testing ensures that the system...read more

Recent testing methods include agile testing, continuous integration, and shift-left testing.

• Agile testing: Testing is done in parallel with development, allowing for faster feedback and continuous improvement.

• Continuous integration: Code changes are frequently integrated and tested to ensure early detection of issues.

• Shift-left testing: Testing activities are moved earlier in the development process to identify and prevent defects.

• Example: Using test automation tools like Se...read more

I use tools like HP ALM, Jira, and TestRail for manual testing.

• HP ALM is used for test case management and defect tracking

• Jira is used for issue tracking and project management

• TestRail is used for test case management and reporting

Smoke, sanity, agile, and SQL queries are different concepts in software testing.

• Smoke testing is a quick test to check if the basic functionalities of the application are working.

• Sanity testing is a subset of regression testing to ensure that specific areas of the application are still working after changes.

• Agile is a software development methodology that emphasizes iterative development and collaboration.

• SQL queries are used to retrieve data from a database by specifying co...read more

Different types of https methods in api testing include GET, POST, PUT, DELETE, PATCH, OPTIONS, HEAD.

• GET - Used to retrieve data from the server

• POST - Used to submit data to the server

• PUT - Used to update existing data on the server

• DELETE - Used to delete data on the server

• PATCH - Used to partially update data on the server

• OPTIONS - Used to check what HTTP methods are supported by the server

• HEAD - Used to retrieve headers from the server without the body content

Types of testing include functional, non-functional, manual, automated, regression, performance, and security testing.

• Functional testing checks if the software meets the specified requirements.

• Non-functional testing checks the software's performance, usability, and security.

• Manual testing is done by humans, while automated testing is done by software.

• Regression testing checks if changes to the software have introduced new bugs.

• Performance testing checks the software's speed, ...read more

Adhoc testing is an informal and unplanned approach to testing where testers randomly test the application without any specific test cases.

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

• Testers explore the application randomly to find defects.

• It is useful for finding defects that may not be identified through formal testing.

• Adhoc testing is not repeatable or documented.

• Examples include randomly clicking on buttons, entering unexpected data, and explorin...read more

Defect, bug, and error are terms used in software testing to describe different types of issues.

• A defect is a deviation from the expected behavior of the software.

• A bug is a defect that causes the software to behave in an unintended way.

• An error is a mistake made by a developer that results in a defect or bug.

• Defects and bugs can be found during testing, while errors are typically found during development.

• Examples of defects include missing functionality, incorrect calculatio...read more

Regression testing is performed to ensure that new code changes do not negatively impact existing functionalities.

• To verify that new code changes do not introduce bugs or issues in existing functionalities

• To ensure that the software still works as expected after modifications

• To catch any unintended side effects of code changes

• To maintain the overall quality and stability of the software

• To validate that fixes for reported issues do not break other parts of the system

A bug is a flaw in a software system that causes it to produce incorrect or unexpected results. A defect is a bug found during testing. An error is a mistake made by a developer that leads to a defect.

• Bug: A flaw in a software system that causes incorrect or unexpected results. Example: A button on a website not working as intended.

• Defect: A bug found during testing. Example: A login page not accepting valid credentials.

• Error: A mistake made by a developer that leads to a def...read more

Test case for pen to check functionality and durability

• Verify that the pen writes smoothly on paper

• Check if the pen's ink is of the correct color

• Ensure that the pen's cap can be easily removed and replaced

• Test the durability of the pen by dropping it from a certain height

• Confirm that the pen's clip is secure and does not easily break

Bug life cycle is the process of a bug from identification to resolution.

• Bug is identified by tester

• Bug is reported in bug tracking system

• Bug is assigned to developer

• Developer fixes the bug

• Bug is retested by tester

• Bug is closed if fixed or reopened if not