Which of the following testing techniques ensures that the software product runs correctly after the changes during maintenance?

This question was previously asked in
UGC NET Computer Science (Paper 2) Nov 2017 Official Paper
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  1. Path Testing
  2. Integration Testing
  3. Unit Testing
  4. Regression Testing

Answer (Detailed Solution Below)

Option 4 : Regression Testing
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UGC NET Paper 1: Held on 21st August 2024 Shift 1
50 Qs. 100 Marks 60 Mins

Detailed Solution

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The correct answer is "option 4".

CONCEPT: 

Testing is a process of evaluating software in order to identify any errors contrary to actual requirements

Testing ensures that the software product is defect-free.

EXPLANATION: 

option1: Path testing is used to design the test cases.

option2: Integration testing includes the testing of two or more combined modules of the software.

option3: Unit testing includes the testing of every single module or component of the software.

option4: Regression testing is used to test modified parts of code & parts affected by the code to ensure that software doesn't have any defect after modifications.

Hence, Regression Testing ensures that the software product runs correctly after the changes during maintenance.

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