Operating Systems Concepts - Section 6 Multiple Questions and Answers.




31.A disk scheduling algorithm in an operating system causes the disk arm to move back and forth across the disk surface in order to service all requests in its path. This is a
A. First come first served
B. Shortest Seek Time First (SSTE)
C. Scan
D. FIFO

32.A translator is best described as
A. an application software
B. a system software
C. a hardware component
D. all of the above

33.Data encryption
A. is mostly used by public networks
B. is mostly used by financial networks
C. cannot be used by private installations
D. is not necessary, since data cannot be intercepted

34.What is the name given to the process of initializing a microcomputer with its operating system?
A. Cold booting
B. Booting
C. Warm booting
D. Boot recording

35.The function(s) of the Storage Assignment is (are)
A. to assign storage to all variables referenced in the source program.
B. to assign storage to all temporary locations that are necessary for intermediate results.
C. to assign storage to literals, and to ensure that the storage is allocate and appropriate locations are initialized.
D. all of the above

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