Shell Scripting perguntas e respostas de entrevista
Pergunta 31. What is the purpose of the `cut` command in a shell script?
The `cut` command is used to extract specific columns or fields from a text file.
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Pergunta 32. How do you check if a directory exists in a shell script?
You can use the `test` command or `[ -d directory ]` syntax to check if a directory exists.
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Pergunta 33. Explain the use of the `select` statement in a shell script.
The `select` statement is used for creating simple menus in shell scripts.
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Pergunta 34. What is the purpose of the `shift` command in a shell script?
The `shift` command is used to shift the positional parameters to the left.
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Pergunta 35. How do you use the `case` statement in a shell script?
The `case` statement is used for multiple-choice decision-making in a shell script.
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