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BIS 261 DeVry Week 6 Quiz Latest

o o o o an external

o o o o an external event. a temporal event. a state event. an internal event. Question 6. Question : (TCO 6) A check or safety procedure that is put in place to protect the integrity of the system is: o o o o a system requirement. a system control. a state event. a control break. Question 7. Question : (TCO 6) The "perfect technology assumption" is that events should be considered during the analysis phase only if: o o o o the system would be required to respond under perfect conditions. the events were initiated by a customer. the system is implemented using the best available technology. technological faults could interfere with responding to the events. Question 8. Question : (TCO 6) A signal that tells the system that an event has occurred is: o o o o a response. a resource. a trigger. a method. Question 9. Question : (TCO 6) A relationship between two things of the same type, such as one person managing another person, is a _____ relationship. o o o o unary binary ternary redundant Question 10. Question : (TCO 6) A particular sequence of steps within a use case is called: o o o o a scenario. an event. a precondition. a postcondition. 1. Question : (TCO 6) In a UML class diagram, the name of a class is placed: o o o o outside the class rectangle. in the bottom section of the class rectangle. in the center section of the class rectangle. in the top section of the class rectangle. Question 2. Question : (TCO 6) A _____ hierarchy structures classes according to their associated components. o o o o generalization/specialization unary/recursive whole-part compound

Question 3. Question : (TCO 6) On an entity relationship diagram, a data entity that represents a many-to-many relationship between two other data entities is: o o o o a superclass. a binary entity. a compound entity. an associative entity. Question 4. Question : (TCO 6) A UML diagram showing the various user roles and the way those users interact with the system is: o o o o a class diagram. a location diagram. a use case diagram. a role diagram. Question 5. Question : (TCO 6) In use case analysis, _____ can be considered an actor. o o o o only a person only an external system or device neither a person nor an external system or device either a person or an external system or device Question 6. Question : (TCO 6) In a UML use case diagram, the symbol for a use case is: o o o o a rectangle. a stick figure. an oval. a triangle. Question 7. Question : (TCO 6) An relationship between two use cases is indicated on a UML use case diagram by: o o o o an oval. a rectangle. an unadorned line with no arrowheads. an arrow. Question 8. Question : (TCO 6) An attribute that contains a collection of related attributes, such as a "phone number" attribute that can contain a home phone number, work phone number, and cell phone number, is called: o o o o an identifier. a key. an n-ary association. a compound attribute. Question 9. Question : (TCO 6) One difference between a use case diagram and an event table is that an event table is more consistently focused on: o o o o the automated system. business processes. the domain model. object behavior. Question 10. Question : (TCO 6) A synonym for cardinality that is used with object-oriented approaches to modeling is: