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What does the command chaining operator && do in Linux shell?

easy📝 Conceptual Q11 of 15
Linux CLI - Pipes and Redirection
What does the command chaining operator && do in Linux shell?
ARuns the next command only if the previous command succeeded
BRuns the next command only if the previous command failed
CRuns all commands regardless of previous command success
DRuns the next command in the background
Step-by-Step Solution
Solution:
  1. Step 1: Understand the meaning of &&

    The && operator runs the next command only if the previous command returns success (exit status 0).
  2. Step 2: Compare with other operators

    || runs next command only if previous failed, and ; runs commands regardless of success.
  3. Final Answer:

    Runs the next command only if the previous command succeeded -> Option A
  4. Quick Check:

    && means run next if success [OK]
Quick Trick: Remember: && means next runs only on success [OK]
Common Mistakes:
  • Confusing && with ||
  • Thinking && runs commands regardless
  • Assuming && runs commands in background

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