Linux Module 12 + command review

Ulimit

• Command that sets limits on file size

• unlimited commands

• unlimited compression

• limited commands

system administrator

• root

• admin

• du

• top

Swap space

• used to swap command lines

• disk space used in addition to real memory

• hardware

• more space on terminal

df

• command that sets limits on file size

• destroyed frequency

• displays unused disk space

• displays disk frequency

monitors disk space

• ds

• du

• du-k

• ps

What command is used to retrieve a backup tape system?

• tar

• dr

• df

• top

monitors swap space

• ifconfig

• swapstat

• swapspace

• swapon

displays how long since last reboot?

• top

• reboot

• uptime

• runtime

switches user

• su

• root

• admin

• ~

most efficient compression

• tar

• gzip

• bzip2

• cz