Computer Systems Principle - Questions and Answers
Pastpaper Solution 201819 Semester 2
Disk scheduling is skipped during my semester, so good luck lol
^For part c I made a mistake here, we need to convert them to Hex number.
Therefore the sequence: 45 49 45 33 33 34 33
Better explaination:
Pastpaper Solution 201718 Semester 2
Q1(a) SRT (Shortest-Remaining-Time) is a preemptive policy.
Q1(b)
Non-preemptive - A process in the Running state continues to execute until it terminates or it blocks itself to wait for I/O or to request some OS service.
Preemptive - The decision to preempt may be performed when a new process arrives, or an interrupt occurs that places a blocked process in the Ready state, or periodically, based on a clock interrupt.
Q1© Process in low priority may not be able to execute.
Disk scheduling is skipped during my semester, so good luck lol
Q7(a)
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