Which of the following dispatching rules ordinarily gives the best results when the criterion is lowest time for completion of the full sequence of jobs?
A) shortest processing time (SPT)
B) critical ratio (CR)
C) first in, first out (FIFO)
D) first come, first served (FCFS)
E) longest processing time

Question

Quizplus · Accepted Answer

Shortest processing time (SPT) selects the job with the shortest processing time first, which often leads to the lowest completion time for the full sequence of jobs.

Which of the Following Dispatching Rules Ordinarily Gives the Best