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Questions and Answers
What is the purpose of using the * in a command like chap*?
What is the purpose of using the * in a command like chap*?
- To represent a single specific filename
- To exclude filenames beginning with chap
- To represent all filenames beginning with chap (correct)
- To represent filenames containing chap anywhere in the name
What is the significance of the metacharacters used to match filenames?
What is the significance of the metacharacters used to match filenames?
- They are used for exact filename matches
- They are used for excluding certain filenames
- They belong to a category called wild cards (correct)
- They are only applicable to specific file types
What does the * metacharacter represent in shell commands?
What does the * metacharacter represent in shell commands?
- A specific file type
- All characters or no characters (correct)
- A numeric value
- A single specific character
When using a command with a pattern like chap*, what does the shell do before executing the command?
When using a command with a pattern like chap*, what does the shell do before executing the command?
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What is the common substring in the example provided (ls chap chap01 chap02 chap03 chap04 chapx chapy chapz)?
What is the common substring in the example provided (ls chap chap01 chap02 chap03 chap04 chapx chapy chapz)?
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