List all running or stopped jobs, or those specified by
jobIDs. For example, you can check whether a long compilation or text format is still running. This can also useful before logging out. See also the earlier section "Job Control."
List job IDs and process GIDs.
List only jobs whose status has changed since last notification.
List process GIDs only.
List active, running jobs only.
List stopped jobs only.
jobIDs are specified, replace them with