(Solved) : Network Server Linux 1 Briefly Describe Purpose Etc Passwd Etc Shadow Etc Group Files Desc Q29919337 . . . .

network server in linux

1. Briefly describe the purpose of the /etc/passwd, /etc/shadowand /etc/group files and describe the relationship(s) between thesethree files. Note: you do not need to mention the exact format ofthe files.

2.Regarding backups, consider the /var/spool/mail and/usr/local directories. How often would you perform a full backupof each directory? How often would you perform an increment- albackup of each directory? Justify your answers.

3.What is the difference between cron and at? Describe asituation when you might use each one.

4. How does a UNIX machine know where to locate thekernel to boot?

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