题目内容

Orders are processed in the sequence they arrive if _______ rule sequences the jobs.

A. earliest due date
B. slack time remaining
C. first come, first served
D. critical ratio

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Which of the following algorithms tends to minimize the process flow time?

A. First come First served
B. Shortest Job First
C. Earliest Deadline First
D. Longest Job First

Under multiprogramming, turnaround time for short jobs is usually ________ and that for long jobs is slightly ___________

A. Lengthened; Shortened
B. Shortened; Lengthened
C. Shortened; Shortened
D. Shortened; Unchanged

Which of the following statements are true?

A. I only
B. I and III only
C. II and III only
D. I, II and III

Which is the most optimal scheduling algorithm?

A. FCFS – First come First served
B. SJF – Shortest Job First
C. RR – Round Robin
D. None of the mentione

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