16. Transient operating system code is a code that a. Stays in the memory always. b. Never enters the memory space. c. Comes and goes as needed. d. Is not easily accessible. 17. The portion of the process scheduler in an operating system that dispatches processes is concerned wit ? a. Assigning ready processes to waiting queue. b. Assigning running processes to blocked queue. c. Assigning ready processes to CPU. d. All of the mentioned 18. The FCFS algorithm is particularly troublesome for ? a. Operating systems. b. Multiprocessor systems. c. Time sharing systems. d. Multiprogramming systems 19. For an effective operating system, when to check for deadlock? a. Every time a resource request is made at fixed time intervals. b. At fixed time intervals. c. Every time a resource request is made. d. None of the mentioned