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Q. Explain about Time Sharing Systems?
Time Sharing Systems
what are the objective of operating system assignment
Define ‘LRU’ page replacement policy LRU is Least Recently Used page replacement policy.
BENEFITS OF THREADS OVER PROCESS If implemented correctly after those threads have some advantages of (multi) processes, they take: 1. Less time to create a new thread tha
The question of fairness, regarding page eviction, is a hard one. How do we decide what is fair? Many operating systems use global LRU, where pages from all processes are managed t
Explain the difference between internal and external fragmentation. Internal Fragmentation is the area in a region or a page that is not used by the job occupying that region o
Q. What is the purpose of system calls? Answer: System calls permit user-level processes to request services of the operating system.
Before proceeding with its execution, every process must obtain all the resources it needs is called Hold and wait
Take the binary number and divide it into groups of 4 bits starting from the right hand side , if no group of 4 exists fill out leading 0's, then convert each group of 4 to a hex n
reasons for process termination
What is Instruction trace
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