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What are the functions of operating system?
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How many types of fragmentation occur in operating system?
How the Swapper works?
What are device drivers?
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Explain briefly about linker and its functioning?
Measurements of a certain system have shown that the average process runs for a time T before blocking on I/O. A process switch requires a time S, which is effectively wasted (overhead). The CPU’s efficiency is the fraction of its time its spends executing user programs, i.e., executing user processes. For round robin scheduling with quantum Q, give a formula for the CPU efficiency for each of the following: (a) Q = ∞ (b) Q > S + T (c) S <Q<S + T (d) Q = S
What are residence monitors?
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