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What is the role of the ensure block in Ruby exception handling?

easy📝 Conceptual Q1 of 15
Ruby - Error Handling
What is the role of the ensure block in Ruby exception handling?
AIt catches exceptions and handles them
BIt runs code regardless of whether an exception occurred or not
CIt raises exceptions when errors occur
DIt skips the execution of the <code>begin</code> block
Step-by-Step Solution
Solution:
  1. Step 1: Understand the purpose of ensure

    The ensure block always runs after begin, regardless of exceptions.
  2. Step 2: Differentiate from other blocks

    Unlike rescue which handles exceptions, ensure is for cleanup code that must run.
  3. Final Answer:

    It runs code regardless of whether an exception occurred or not -> Option B
  4. Quick Check:

    Ensure block = always runs [OK]
Quick Trick: Ensure always runs, even if error occurs or not [OK]
Common Mistakes:
  • Confusing ensure with rescue block
  • Thinking ensure only runs on errors
  • Assuming ensure can catch exceptions

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