please i have 10 questions, can u help me do it in 50min... please i need it asap.. please check it out.

 

(TCO 4, 5, 8) The external behavior of a system is described by _____. (Points : 3)use case modelsstructural modelsbehavioral modelsinteraction diagramsQuestion 2.2. (TCO 4, 5, 8) A(n) _____ describes information about an object. (Points :3)attributebehavioroperationinstanceQuestion 3.3. (TCO 4, 5, 8) When arranging actors and objects on a sequencediagram, it is nice to arrange them _____. (Points : 3)in alphabetical order down the side of the diagramin alphabetical order across the top of the diagramin the order in which they participate in the sequence down the side of thediagramin the order in which they participate in the sequence across the top of thediagramQuestion 4.4. (TCO 4, 5, 8) A systems analyst draws a lifeline with an X at the end.This lifeline represents _____. (Points : 3)a message that cannot be deliveredan object that is destroyed at a point in timea message that is delivered at that point in timean object that is complete at that point in timeQuestion 5.5. (TCO 4, 5, 8) When an object sends a message to itself in a sequencediagram, it is referred to as _____. (Points : 3)recursive messagingself-messagingself-delegationrecursive delegationQuestion 6.6. (TCO 4, 5, 8) There are many different types of interaction diagram,each of which emphasizes a different aspect of the interaction. (Points : 3)Sequence diagrams – these emphasize the time-ordered sequence of messagesends between lifelines.

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