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What are the different directory structures? Explain each type.
There are five dissimilar directory structures:
1. Single level directory
2. Two level directory
3. Tree structured Directories
4. Acyclic graph directories
5. General Graph directories
Explain the various page replacement strategies. Page replacement-basic scheme with diagram Optimal page replacement LRU page replacement FIFO page replacement LRU
Q. Describe the three main architectural layers of Windows XP? Answer: (1) The HAL (Hardware Abstraction Layer) creates operating system portability by hiding hardware differ
copy-on-write
Define rotational latency and disk bandwidth. Rotational latency is the additional time waiting for the disk to rotate the wanted sector to the disk head. The disk bandwidth is
Determine the syntax of the Fork and Join Primitive Answer: Syntax of the Fork and Join Primitive is as follow: Fork Join
basic advantage of using interrupt initiated data transfer over transfer under program control without an interrupt
what is segmentation as it refers to operating system
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Write a short note about schedulers. Processes migrate between the various scheduling queues throughout its life time. The operating system should select for scheduling purpose
Under what circumstances would a user be better off using a time-sharing system, rather than a personal computer or single-user workstation? When there are some other users, th
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