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A Practical Guide to Red Hat® Linux® 8 by Mark G. Sobell

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Exercises

1.What option should you use with fsck if you want to review the status of your filesystems without making any changes to them? How does fsck determine what devices to check if you do not specify any on the command line?
2.How does single-user mode differ from multiuser mode?
3.How would you communicate each of the following messages?
  1. The system is coming down tomorrow at 6:00 in the evening for periodic maintenance.

  2. The system is coming down in 5 minutes.

  3. Jenny's jobs are slowing the system down drastically, and she should postpone them.

  4. Alex's wife just had a baby girl.

4.If Alex belongs to five groups—inhouse, pubs, sys, other, and supers—how would his group memberships be represented? Assume that inhouse is his primary group. How would ...

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