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Why do functions improve maintainability in bash scripts?

hard🧠 Conceptual Q10 of 15
Bash Scripting - Functions
Why do functions improve maintainability in bash scripts?
AThey isolate code blocks so changes affect only one place
BThey automatically document the script
CThey prevent the script from running on errors
DThey make scripts run faster by caching results
Step-by-Step Solution
Solution:

  1. Step 1: Understand maintainability benefits of functions

    Functions isolate reusable code, so fixing or updating happens in one place.

  2. Step 2: Evaluate other options

    Functions do not auto-document, prevent errors, or cache results by default.

  3. Final Answer:

    They isolate code blocks so changes affect only one place -> Option A

  4. Quick Check:

    Functions improve maintainability by isolating code = D [OK]
Quick Trick: Functions localize changes, easing maintenance [OK]
Common Mistakes:
MISTAKES
  • Thinking functions auto-document
  • Assuming error prevention
  • Believing functions cache results

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