Linux Interview Questions and Answers
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Ques 11. How do you change the default shell for a user in Linux?
The 'chsh' command is used to change the default shell for a user.
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Ques 12. What is the significance of the '/etc/passwd' file?
The '/etc/passwd' file stores user account information, including usernames and home directories.
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Ques 13. How can you check the available memory in Linux?
The 'free' command is used to display the amount of free and used memory in the system.
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Ques 14. Explain the purpose of the 'cron' scheduler in Linux.
'cron' is a time-based job scheduler in Unix-like operating systems.
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Ques 15. What is the 'sudoers' file, and how do you edit it?
The 'sudoers' file contains information about who can run what commands as sudo. It can be edited using 'visudo.'
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