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Operating SystemDescribe the objectives of process scheduling. Explain the roles of long-term, medium-term, and short-term schedulers.20257mOPERATING SYSTEMHow is a process different from a program? With an example explain why Process synchronization is necessary in multiprocessing operating system?20245mOperating SystemDiscuss multiprocessor scheduling and real-time scheduling techniques.20257mOperating SystemWhat do you understand by the term Process in Operating System? Contrast the types of Interprocess Communication models.20247m
PreviousWhat are the two differences between user-level thread and kernel level thread? Under what circumstance is one type better than the other?NextConsider the following set of processes with the length of the CPU Burst given in milliseconds: | Process | Burst Time | Priority | | :--- | :--- | :--- | | A | 10 | 3 | | B | 1 | 1 | | C | 2 | 3 | | D | 1 | 4 | | E | 5 | 2 | The processes are assumed to have arrived in order A, B, C, D, E all at time 0. Draw the Gantt charts that illustrate the execution of FCFS and SJF scheduling algorithm. Show which algorithm results in the minimum average waiting time.