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Which of the following best describes integration testing?

easy📝 Conceptual Q1 of 15
Testing Fundamentals - Testing Types and Levels
Which of the following best describes integration testing?
ATesting combined modules to check their interaction
BTesting individual functions in isolation
CTesting the user interface for usability
DTesting the system after deployment
Step-by-Step Solution
Solution:
  1. Step 1: Understand the scope of integration testing

    Integration testing focuses on verifying how different modules work together.
  2. Step 2: Compare options with definition

    Only Testing combined modules to check their interaction describes testing combined modules and their interactions, which matches integration testing.
  3. Final Answer:

    Testing combined modules to check their interaction -> Option A
  4. Quick Check:

    Integration testing = Testing combined modules [OK]
Quick Trick: Integration testing checks module interactions, not individual parts [OK]
Common Mistakes:
  • Confusing integration testing with unit testing
  • Thinking integration testing is the same as system testing

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