Shell Scripting XK0-006 Practice Questions (Page 1)

Questions 1–5

1. 1foundation · easy

   What is the output of the following Bash script? ```bash myfunc() { echo "$2 $1" } myfunc alpha beta ```

   • Abeta alpha
   • Balpha beta
   • Cbeta
   • Dalpha
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2. 2application · easy

   A function `add` is defined as `add() { echo $(( $1 + $2 )); }`. The script calls `add 3 4`. What is the output?

   • A7
   • B34
   • CAn error
   • D3 4
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4. 3foundation · easy

   Given the variable 'str="Hello World"', which command will output 'World'?

   • Aecho ${str:6:5}
   • Becho ${str:7:5}
   • Cecho ${str:5:5}
   • Decho ${str:6:4}
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5. 4foundation · easy

   Which keyword is used to declare a variable with local scope inside a Bash function?

   • Astatic
   • Bglobal
   • Clocal
   • Dprivate
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6. 5foundation · easy

   What is the purpose of defining a function in a shell script?

   • ATo automatically run commands at a scheduled time.
   • BTo create a new shell process for each command.
   • CTo declare variables that are accessible only within the function.
   • DTo group a set of commands that can be executed multiple times with a single name.
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