QUESTION A use case scenario is (pick all that apply) a.set of specific actions between actor and the system b set of related success and failure scenarios that describe an actor using the system C. is a use case instance set of all actions between all actor(s) and the system QUESTION 2 An online conference room reservation system lets a user reserve rooms and requires the user to enter contact information and reservation detail, and save the reservation. Which of the following are use cases? () a. Reserve Room, Enter Contact Information, Enter Reservation Detail. O b. Reserve Room, Save Reservation. C. Reserve Room. Od Reserve Room, Enter Contact Information and Reservation Detail. QUESTION 3 UML stands for Oa Unified Micro Language Ob Universal Modeling Language OC.Unified Modeling Language 0 d. Universal Metadata Language QUESTION 4 Which of the following should take into account during system architectural design? o a. A robust and reliable system architecture is critical to the success of a system engineering project. O b. The subsystems should be relatively independent and easy to integrate c. The requirements must be correct, consistent, and complete. d. The system architecture should avoid using third-party components such as commercial off-the-shelf (COTS) components QUESTION 5 A guard in a sequence diagram enables the guarded method call to proceed under any circumstances True O False QUESTION 6 Which one of the following is NOT a characteristic of UM O a Is graphical Was established by the Object Management Group C. Is a modeling technique Od Is used to represent deliverables of the structured development paradigm Oe. Allow software engineers to communicate quickly and accurately QUESTION 7 Each class in a UML Class Diagram represents a class in an Object Oriented Program O True False