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Why might an until loop cause an infinite loop in Ruby?

hard📝 Conceptual Q10 of 15
Ruby - Loops and Iteration
Why might an until loop cause an infinite loop in Ruby?
AIf the loop condition never becomes true inside the loop
BIf the loop condition is true at the start
CIf the loop uses the wrong syntax
DIf the loop variable is incremented correctly
Step-by-Step Solution
Solution:
  1. Step 1: Understand until loop exit condition

    Until loops run while condition is false and stop when condition becomes true.
  2. Step 2: Identify cause of infinite loop

    If the condition never becomes true inside the loop, the loop never stops, causing infinite loop.
  3. Final Answer:

    Infinite loop occurs if condition never becomes true inside until loop -> Option A
  4. Quick Check:

    Infinite loop cause = B [OK]
Quick Trick: Ensure condition becomes true to avoid infinite loop [OK]
Common Mistakes:
  • Ignoring loop variable updates
  • Confusing initial condition truthiness
  • Assuming syntax errors cause infinite loops

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