- Business Process Modeling: Event-Driven Process Chains (EPC)
- Event-Driven Process Chains (EPC): Language for describing business processes
- Operating Process: Alternating results from events and tasks
- Events: Represents a business economics condition
Prerequisites for and results of tasks
There is always a start event and a stop event
Hexagon
- Example: Sales order arrives
Master data file is opened
Invoice created
- Task: Activity, job to be done, bridge between conditions
Time and costs can only be assigned to tasks
Decision-making authority for further activity
Rectangle with rounded corners
- Logical operators: XOR: one case exlclusively
OR: one or more of a set of cases
AND: all cases true
An event can only be followed by an AND operator
In contrast to tasks and events, can have multiple entry/exit points
- Join Operator: Several tasks lead jointly to a single event
- Split Operator: An event triggers multiple tasks
- Symbols
- Organizational units: Assigned to tasks
Determination as to where a duty included in a task will be performed
- Information objects: Modeling of data items
Related to tasks
Tasks require data from information objects
- Knowledge exchange: Relay of information among those working in operations and application developers
- Example 1: Process a job application
- Example 2: Process an incoming sales order
