Multiple choice

Which of the following types of coupling occurs when two modules share the same global data?

  1. Common coupling

  2. External coupling

  3. Control coupling

  4. Data coupling

  5. Pathological coupling

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Common coupling (also known as Global coupling) occurs when two modules share the same global data (e.g., a global variable). Changing the shared resource implies changing all the modules using it.