Given the following UML Diagram Waiter/Waitress Ordering System Kitchen Manager

Question

Given the following UML Diagram Waiter/Waitress Ordering System Kitchen Manager Cook Take Order Emer Order Onder Out of Stock Onder ntern Cuetomer Retieve Onter ? Assign te CookOrder Prepare Mel Page Order is Doe Retteve Food Page WaiterWatress Mark Order as Done Allampt to Daliver Fod Oroer Receve Payment Patons Not Precent Terminale Order Do the following: . Identify the type of UML diagram pictured above How many swim lanes are pictured above? . Describe one (1) decision construct found in the diagram.

Explanation / Answer

1) The type of UML diagram is : Activity Diagram

2) There are totally 4 swimlanes in the above diagram Waiter/Waitress, Ordering System, Kitchen Manager, Cook.

3) The decision construct is shown as rhombus in an activity diagram,

In the above diagram the decision construct is used to check whether the item is available or not. If the item is not available i,e., Out of Stock then waiter/waitress informs customer else order for the item.

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