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If integration testing combines ModuleX that returns 'Hello' and ModuleY that appends ' World', what is the expected output?

medium📝 Predict Output Q5 of Q15
Testing Fundamentals - Testing Types and Levels
If integration testing combines ModuleX that returns 'Hello' and ModuleY that appends ' World', what is the expected output?
AHello World
BHello
CWorld
DHelloWorld
Step-by-Step Solution
Solution:
  1. Step 1: Identify outputs of each module

    ModuleX returns 'Hello', ModuleY appends ' World' to input.
  2. Step 2: Combine outputs correctly

    Passing 'Hello' to ModuleY results in 'Hello World' with a space.
  3. Final Answer:

    Hello World -> Option A
  4. Quick Check:

    Integration output = 'Hello World' [OK]
Quick Trick: Watch spaces when combining strings in integration [OK]
Common Mistakes:
MISTAKES
  • Missing space between words
  • Taking output from only one module

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