3.3 Turning Commands into a Script (weight: 4) LINUX-ESSENTIALS Practice Questions (Page 1)

Questions 1–5

1. 1foundation · easy

   What is the purpose of the shebang line (e.g., #!/bin/bash) at the beginning of a shell script?

   • AIt tells the system which interpreter to use to execute the script.
   • BIt makes the script executable without changing permissions.
   • CIt comments out the first line of the script.
   • DIt sets environment variables for the script.
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2. 2foundation · easy

   What is the correct syntax for an if-else statement in Bash?

   • Aif (condition) { commands } else { other_commands }
   • Bif [ condition ]; then commands; else other_commands; fi
   • Cif [ condition ] { commands } else { other_commands }
   • Dif condition then commands else other_commands end
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4. 3foundation · easy

   Which test operator checks if two numbers are equal in a Bash test expression?

   • A==
   • B=
   • C-eq
   • D-ne
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5. 4foundation · easy

   Which test operator checks if a file exists and is a regular file?

   • A-f
   • B-d
   • C-r
   • D-e
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6. 5foundation · easy

   Which loop construct in Bash is best suited for iterating over a list of items?

   • Awhile
   • Brepeat
   • Cuntil
   • Dfor
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