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What does the cut command do in Linux?

easy📝 Conceptual Q11 of 15
Linux CLI - Text Processing
What does the cut command do in Linux?
ADeletes files from the system
BChanges file permissions
CCopies files from one directory to another
DExtracts specific columns or fields from each line of a file or input
Step-by-Step Solution
Solution:

  1. Step 1: Understand the purpose of cut

    The cut command is designed to extract sections from each line of input, usually columns or fields.

  2. Step 2: Compare options

    Options A, C, and D describe other commands like rm, cp, and chmod, not cut.

  3. Final Answer:

    Extracts specific columns or fields from each line of a file or input -> Option D

  4. Quick Check:

    cut extracts columns [OK]
Quick Trick: Remember: cut slices columns, not files [OK]
Common Mistakes:
  • Confusing cut with copy or delete commands
  • Thinking cut changes file content permanently
  • Assuming cut works on whole files, not lines

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