Linux Interview Questions and Answers
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Ques 1. What is the purpose of the 'chmod' command in Linux?
The 'chmod' command is used to change the permissions of a file or directory in Linux.
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Ques 2. Explain the difference between 'rm' and 'rmdir' commands.
'rm' is used to remove files, while 'rmdir' is used to remove empty directories.
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Ques 3. What is the role of the 'grep' command in Linux?
'grep' is used for searching patterns in files. It stands for 'Global Regular Expression Print.'
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Ques 4. How do you check the free disk space in Linux?
The 'df' command is used to display the amount of disk space available on the file system.
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Ques 5. Explain the purpose of the 'ls' command.
'ls' is used to list files and directories in a directory.
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Most helpful rated by users:
- What is the purpose of the 'chmod' command in Linux?
- Explain the difference between 'rm' and 'rmdir' commands.
- What is the role of the 'grep' command in Linux?
- Explain the purpose of the 'ls' command.
- Explain the purpose of the 'sudo' command.