Question 261 pts

For a job in a queuing system, if the flow time is 13 and the queue time is 8, then what is the processing time?

Group of answer choices

5

21

none of the above

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Question 271 pts

Consider jobs processed on one machine where the schedule of jobs (A,B,C) is in the order of (1^st,2^nd,3^rd). If the processing times for the jobs in the schedule (A,B,C) are (4,3,2), then what is the flow time of the schedule (A,B,C)?

Group of answer choices

9

19

20

none of the above

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Question 281 pts

Which sequencing rule was presented as minimizing flow in a single-queue and single-server queuing system?

Group of answer choices

Process Control Chart Decision Rule

Minimum Processing Time Rule

Johnsons Rule

Minimum Critical Ratio Rule

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Question 291 pts

Consider jobs processed on two machines where the time is in hours.

Times	Job A	Job B	Job C	Job D
Machine 1	6	3	4	9
Machine 2	7	2	5	8

What is the Johnsons Rule schedule in the order (1^st,2^nd,3^rd,4^th)?

. . .

Group of answer choices

(A,C,B,D)

(B,D,C,A)

(C,A,D,B)

(D,A,C,B)

none of the above