1. 1. In an activity diagrams, a Boolean test which shows how flow betweenactivities occur and represents in [], is called: pre-condition post-condition an initiator a guard kareemva

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4. 2. A diagram that shows a history of an object is: activity diagramuse case model state machine diagram sequence diagram kareemva

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7. 3. A piece of dialog that describes the interaction between the actors of the system and the system itself is called: sequence diagramcollaboration diagram stereotype scenario kareemva

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10. 4. One of the following diagrams doesn't represent a dynamic view of the system: sequence diagram activity diagram collaboration diagram class diagram kareemva

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13. 5. In the following figure the relationship between the staff role and the company Secretary role is staff depends on company secretary company secretary should not equal staff there is no relationships company secretary is a subset of staff kareemva

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