Linux Interview Questions and Answers
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Ques 41. How do you change the hostname in Linux?
The 'hostnamectl' command is used to change the hostname in Linux.
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Ques 42. What is the purpose of the 'journalctl' command.
'journalctl' is used to query and display messages from the journal, managed by 'systemd-journald' service.
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Ques 43. What is the purpose of the 'crash' command in Linux?
'crash' is used to analyze the Linux kernel core dumps.
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