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Which line is typically found at the very start of a shell script to specify the interpreter?

easy📝 Syntax Q3 of 15
Bash Scripting - Basics
Which line is typically found at the very start of a shell script to specify the interpreter?
A//bin/bash
B##bin/bash
C<!bin/bash>
D#!/bin/bash
Step-by-Step Solution
Solution:

  1. Step 1: Recognize the shebang line format

    The shebang line starts with #! followed by the path to the shell interpreter, commonly /bin/bash.

  2. Step 2: Check each option for correct syntax

    Only #!/bin/bash uses the correct #! syntax. Others use invalid characters.

  3. Final Answer:

    #!/bin/bash -> Option D

  4. Quick Check:

    Shebang line = #!/bin/bash [OK]
Quick Trick: Shebang line always starts with #! [OK]
Common Mistakes:
MISTAKES
  • Using // instead of #!
  • Using angle brackets <> incorrectly
  • Using double hashes ## instead of #!

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