Short-Long and medium-term scheduling
Describe the term short, long and medium-term scheduling? Describe all the terms in detail.
Expert
Long term scheduler finds out which programs are admitted to the system for processing. This controls the degree of multiprogramming. Once admitted, then a job becomes a process.
Medium term scheduling is a part of the swapping function. This associates to processes which are in a blocked or suspended state. They are swapped out of real-memory till they are ready to carry out. The swapping-in decision is based on the memory-management criteria.
Short term scheduler, as well termed as a dispatcher executes most often and makes the finest-grained decision of which method must execute next. This scheduler is invoked if an event takes place. It might lead to the interruption of one process through preemption.
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