A Task describes a group of objects that have a common thread of control. The thread of control consists of a series of Operations that may contain iterations and selections.
You can create a Task through the context menu of a Package: right-click the Package, point to New, point to Proprietary, point to Concurrency, and then click Task. In addition, you can create a Task through a Concurrency Diagram.
When used on a diagram, a Task's notation is as follows:
In the Modeler panes, a short-cut symbol on the Task's icon indicates that the item is a
stub.
If you select the Proprietary\Tasks folder in the Dictionary pane, the Contents pane displays the following information about each Task in the model: Worst Case Execution Time, Frequency and Priority.
The following sections provide information about how a Task is used in the model. For more information about a property, item, model part or diagram, click it.
Properties
In addition to the standard properties, a Task has these properties:
Dependency — The Dependency is owned jointly by the Task and the other associated item. The access permissions you have to a Dependency are determined by the access permissions of the dependent item.