In Enterprise Manager, most potentially long running tasks are implemented as jobs. In general jobs can be scheduled immediately or at a specified time in the future.
Enterprise Manager has a central job scheduler which is called by various components.
The Job Activity page is accessed using:
Enterprise -> Job -> Activity
In EM12.1.0.4 the following suboptions are available on the Activity page:
The Job Library page is accessed using:
Enterprise -> Job -> Library