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11 . Which of the following systems software does the job of merging the records from two files into one?
A. Security software
B. Utility program
C. Networking software
D. Documentation system

12 . Fork is
A. the dispatching of a task
B. the creation of a new job
C. the creation of a new process
D. increasing the priority of a task

13 . Thrashing
A. is a natural consequence of virtual memory systems
B. can always be avoided by swapping
C. always occurs on large computers
D. can be caused by poor paging algorithms

14 . Supervisor state is
A. never used
B. entered by programs when they enter the processor
C. required to perform any I/O
D. only allowed to the operating system

15 . Which of the following instruction steps, would be written within the diamond-shaped box, of a flowchart?
A. S = B - C
B. IS A<10
C. PRINT A
D. DATA X,4Z




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