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Q. What are the three main activities of an operating system in regard to secondary-storage management?
Answer:
1) Free-space management
2) Storage allocation
3) Disk scheduling
Medium term scheduling This is component of the swapping function. Usually the swapping in decision is based on the need to manage the degree of multiprogramming. At a system t
What is the purpose of system programs? System programs can be thought of as bundles of useful system calls. They give basic functionality to users and so users do not require
What advantages are there to this two-level directory? Users are isolated from each other. Users have more freedom in choosing file names.
A hard-disk drive reads “120 GB HDD 7200 rpm 3 GB/sec transfer rate”. If the drive has a sector size of 512 bytes, what is the average rotational latency and transfer time to read
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Define logical address and physical address. An address formed by the CPU is referred as logical address. An address seen by the memory unit that is the single loaded into the
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