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What does the Bash brace expansion {1..10} generate when used in a command?

easy🧠 Conceptual Q1 of 15
Bash Scripting - Quoting and Expansion
What does the Bash brace expansion {1..10} generate when used in a command?
AA sequence of numbers from 1 to 10
BA sequence of letters from a to j
CA list of 10 random numbers
DAn error because braces cannot contain numbers
Step-by-Step Solution
Solution:

  1. Step 1: Understand brace expansion syntax

    Bash brace expansion {start..end} generates a sequence from start to end.

  2. Step 2: Apply to numbers 1 to 10

    Using {1..10} produces numbers 1 through 10 in order.

  3. Final Answer:

    A sequence of numbers from 1 to 10 -> Option A

  4. Quick Check:

    Brace expansion = sequence 1 to 10 [OK]
Quick Trick: Brace expansion {x..y} lists numbers or letters in order [OK]
Common Mistakes:
MISTAKES
  • Thinking it generates random numbers
  • Confusing numbers with letters
  • Assuming syntax causes error

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