Job Control Commands

Job control means switching between several jobs or processes.

A foreground job occupies the terminal which initialized it. It can be put in the background, so that the terminal can accept new commands.

command &

Run command in the background.

Ctrl + C

Terminate a process running in the foreground.

Ctrl + Z

Suspend a process running in the foreground.

bg

Reactivate a suspended program in the background.

fg

Place a job in the foreground, and make it the current job.

jobs

Lists processes in the background. Each one has a number n and can be referred to by %n.