Answer the questions please

Choose the one most correct answer (A, B, C, or D) for each of the following questions and answer in the provided answer sheet (see page 1). 11. The system engineering process involves: (2) A) Transforming a user requirement into a system specification. B) Saving money. C) Co-ordinate the acquisition of off-the-shelf components. D) Making sure the right software is purchased for systems in use. 12. Which of the following is not part of the system engineer's responsibilities? (2) A) Addressing aspects such as interfacing, reliability, availability, maintainability, safety, survivability, producibility, and ergonomics. B) Providing help desk facilities for the organisation's computer users. C) Requirements definition and analysis. D) System level design. 13. The most important components of a typical system specification are: (2) A) Requirements formulation, and acquisition. B) Utilization and support, and phase-out and disposal. C) Both (a) and (b). D) None of the above. 14. Before system development can begin, it is necessary to: (2) A) Use a top-down approach to organize the system into successive layers of functional units. B) Assign responsibility for development of the different units to different suppliers. C) Both (a) and (b). D) None of the above. 15. A 'user requirements' statement is: (2) A) A description of operational needs experienced by a specific user. B) A wish list, and therefore not very important. C) Nice to have, but not essential. D) The start of development because it specifies the system to be developed