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Explain priority rules/ heuristics that can be used to select the order of jobs waiting for processing

      

Explain priority rules/ heuristics that can be used to select the order of jobs
waiting for processing

  

Answers


Ruth
1. Random (R)
Here, you can pick any job in the queue with equal probability. This rule is often used as a bench mark for other rules.

2. First come first Served FC/FS
This rule is sometimes deemed fair because jobs are processed in the order in which they arrive.

3. Shorter Processing time
The job with the shortest processing time requirement goes first. This rule tends to reduce work- in-process inventory, average through put time and average job lateness.

4. Earliest due date (EDD).
The job with the earliest due date goes first. This seems to work well if the firm performance is judged by job lateness

5. Critical Ratio (CR)
To this rule one must calculate a priority index using the following formula
NatalieR answered the question on June 13, 2022 at 06:21


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