The following are commands for commands and processes.
Table 1. Command summary for commands
| Item |
Description |
| alias |
Shell command that prints a list of aliases to standard output |
| history |
Shell command that displays the history event list |
| man |
Displays information about commands, subroutines,
and files online |
| whatis |
Describes the function a command performs |
| whereis |
Locates the source, binary, or manual for installed
programs |
Table 2. Command summary for processes
| Item |
Description |
| at |
Runs commands at a later time, lists all scheduled
processes, or removes a process from the schedule |
| atq |
Displays the queue of jobs waiting to be run |
| kill |
Sends a signal to running processes |
| nice |
Runs a command at a lower or higher priority |
| ps |
Shows current status of processes |
| renice |
Alters priority of running processes |