4 most important commands

In your own words review 4 most important commands or procedures that you learned in the

modules 1,

/etc/rc.d/rc1.d	Single-user mode
/etc/rc.d/rc2.d	Not used (user-definable)
/etc/rc.d/rc3.d	Full multi-user mode without GUI
/etc/rc.d/rc4.d	Not used (user-definable)
/etc/rc.d/rc5.d	Full multi-user mode with GUI
/etc/rc.d/rc6.d	Reboot

modules 2

· fsck

· e2fsck

· mkfs

· mke2fs

· badblocks

modules 3

PS AUX command

bash /bin/sleep 600

command	sorted-field	supported
A	start time (non-display)	No
M	%MEM	Yes
N	PID	Yes
P	%CPU	Yes

. Explain the purpose of each command or procedure and give practical examples using the correct command syntax.

References are required. Do not copy and paste from the Internet. Use properly APA formatted references to credit the original sources.

1.

2.

3.

4.

References