WNS Manual Test Engineer Interview Questions and Answers

Q1. Related to basis of manual testing
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Q2. STLC and testing basis
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Q1. Related to Automation testing
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Q1. General questions
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Q1. Basic python (list, tuple, set, dict)
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Q1. Basic python questions
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Q1. Python selenium
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It was easy but couldn't pick

Q1. What is array in java
Ans. 
An array in Java is a data structure that stores a fixed-size collection of elements of the same data type.
• Arrays are used to store multiple values in a single variable.

• Elements in an array can be accessed by their index position.

• Arrays in Java are zero-based, meaning the first element is at index 0.

• Example: String[] names = {"Alice", "Bob", "Charlie"};
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Q2. Explain opps concept in java
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Oops concept in Java refers to Object-Oriented Programming principles like Inheritance, Encapsulation, Polymorphism, and Abstraction.
• Inheritance: Allows a class to inherit properties and behavior from another class.

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

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

• Abstraction: Hiding the implementation detail...read more
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Assignment is very easy to understand the person

Q1. What is sanity testing
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Sanity testing is a quick and shallow testing to ensure that the application is stable enough for further testing.
• It is a subset of regression testing

• It is performed after a new build or changes to the code

• It checks for major functionalities and critical features

• It is not exhaustive and does not cover all possible test cases

• It helps to save time and effort by identifying major issues early on
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Q2. What is smoke testing
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Smoke testing is a preliminary testing technique to check if the critical functionalities of the software are working fine.
• It is a quick and shallow testing technique

• It is performed to ensure that the build is stable enough for further testing

• It is usually performed after every build

• It helps in identifying critical defects early in the testing cycle

• Example: Testing the login functionality of a website after a new build
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Q3. What are the functions of testing
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The functions of testing are to identify defects, improve quality, and ensure the software meets requirements.
• Identify defects and errors in the software

• Improve the quality of the software

• Ensure the software meets the specified requirements

• Validate and verify the software functionality

• Reduce the risk of software failure

• Provide feedback to developers for improvement

• Ensure compliance with industry standards and regulatio
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Q4. What is difference between somke and sanity testing
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Smoke testing is a quick and shallow test to check if the basic functionalities of the software are working. Sanity testing is a more thorough test to check if the major functionalities of the software are working after a change.
• Smoke testing is done to check if the software is stable enough for further testing

• Sanity testing is done to check if the changes made to the software have not affected the major functionalitie...read more
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Apitude testing is the person is fitted or not the job

Q1. Explain Bug lifecycle
Ans. 
Bug lifecycle is the process of identifying, reporting, fixing, retesting, and closing a software bug.
• Bug is identified by tester during testing

• Bug is reported to development team

• Development team fixes the bug

• Tester retests the bug fix

• If bug is fixed, it is closed; if not, it goes back to development team
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Q2. Difference between truncate, delete,drop
Ans. 
Truncate removes all records from a table, delete removes specific records, drop deletes the table itself.
• Truncate is faster than delete as it does not log individual row deletions

• Delete can be rolled back, truncate cannot be rolled back

• Drop removes the table structure along with all data
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Q3. Regression vs retesting
Ans. 
Regression testing is testing the entire application after a change, while retesting is testing a specific bug fix or feature.
• Regression testing involves testing the entire application to ensure that new changes have not affected existing functionality.

• Retesting involves testing a specific bug fix or feature to ensure that the issue has been resolved.

• Regression testing is usually done after every code change, while ret...read more
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Q4. Sanity testing vs smoke testing
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Sanity testing is a narrow and deep testing to ensure that the most crucial functionalities work correctly, while smoke testing is a broad and shallow testing to check if the software build is stable enough for further testing.
• Sanity testing focuses on specific areas of the application, while smoke testing covers the basic functionalities.

• Sanity testing is usually performed after major changes, while smoke testing is d...read more
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Q1. Questions based on typescript and playwright
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Q2. Testing related questions
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Q1. Good got to know more about technology
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Q2. Introduction, project
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