TCS Junior Software Test Engineer Interview Questions and Answers

Q1. What is Instance variable
Ans. 
Instance variable is a variable declared in a class, but outside of any method. Each object of the class has its own copy of the instance variable.
• Instance variables are declared at the class level, outside of any method.

• Each object of the class has its own copy of the instance variable.

• Instance variables are used to store the state of an object.
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Q2. What is collection
Ans. 
A collection is a group of related objects or data items that are stored together.
• Collections can be used to store and manipulate groups of objects or data items in programming.

• Common types of collections include arrays, lists, sets, and maps.

• Collections provide methods for adding, removing, and accessing elements within the group.

• Example: An array of integers [1, 2, 3, 4] is a collection of numbers.
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Q3. List is interface or class
Ans. 
List is an interface in Java that represents an ordered collection of elements.
• List is an interface in Java.util package

• It extends Collection interface and is implemented by classes like ArrayList, LinkedList, etc.

• List allows duplicate elements and maintains insertion order
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Q4. Webdriver is interface or class
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1st round is aptitude test all questions are related to domain knowledge & related to testing

Q1. Tell me about yourself.
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Q1. Types of testing & sdlc
Ans. 
Types of testing include functional, non-functional, manual, automated, and more. SDLC includes planning, design, development, testing, and deployment.
• Functional testing ensures that the software meets the requirements and specifications.

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

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

• SDLC includes plann...read more
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Q1. Types of API Testing
Ans. 
API testing includes functional, performance, security, and integration testing.
• Functional testing: testing the functionality of API endpoints

• Performance testing: testing the speed and scalability of API

• Security testing: testing the security of API against attacks

• Integration testing: testing the integration of API with other systems

• Examples: Postman, SoapUI, JMeter
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Q1. Tell me about yourself.
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Company details

C language

C++ ,Java , CAD , CNC programming, Data analytics

Q1. What product management ur doing
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Q2. Where did you undergo your technical traing
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Q3. Where did u place most of your focus when reviewing somebody else code
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Q4. What did you develop
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Q5. What was the project before you are doing
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Basic apptitude qwuestions were asked

Q1. Questions on java and cybersecurity what is cybersecurity what is malware and ransomeware
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Q2. What is java how is it different from python
Ans. 
Java is a statically typed, object-oriented programming language, while Python is dynamically typed and focuses on simplicity and readability.
• Java is statically typed, meaning variables must be declared with a specific data type, while Python is dynamically typed.

• Java is more verbose and requires more code to accomplish tasks compared to Python.

• Python emphasizes simplicity and readability, making it easier for beginner...read more
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Q1. Introduction why ltimindtree
Ans. 
I chose Mindtree because of its reputation for innovation, collaborative work culture, and opportunities for growth.
• Reputation for innovation: Mindtree is known for its cutting-edge technology solutions and innovative projects.

• Collaborative work culture: Mindtree fosters a team-oriented environment where employees can learn and grow together.

• Opportunities for growth: Mindtree offers various training programs and career...read more
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Q2. Relocation situastion based questions
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Aptitude test includes number series, profit and loss, percentage, train problems

Q1. About SQL queries and database
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Q2. About object oriented programming, pointers, arrays, linked list
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