Linux Interview questions – Part 5

  • A careless sysadmin executes the following command: chmod 444 /bin/chmod – what do you do to fix this?
  • I’ve lost my root password, what can I do?
  • I’ve rebooted a remote server but after 10 minutes I’m still not able to ssh into it, what can be wrong?
  • If you were stuck on a desert island with only 5 command-line utilities, which would you choose?
  • You come across a random computer and it appears to be a command console for the universe. What is the first thing you type?
  • Tell me about a creative way that you’ve used SSH?
  • You have deleted by error a running script, what could you do to restore it?
  • What will happen on 19 January 2038?
  • How to reboot server when reboot command is not responding?

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