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Q. Explain about Operating System Services?
1. Program execution
2. I/O operation
3. File system manipulation
4. Communications
5. Error detection
What is an operating system process? How is it different from a program? Why do we need the concept of a process, rather than simply talk about programs running in memory? The e
What is protection of input output?
what is file abstraction?
protection in paging
Q. Can a system detect that some of its processes are starving? If you answer "yes," explain how it can. If you answer "no," explain how the system can deal with the starvation pro
Q. Timers could be utilized to compute the current time. Provide a little description of how this could be accomplished. Answer: A program could utilize the following ap
What are attributes? Attributes are the one, which explains the properties of data object.
Define seek time and latency time. The time taken by the head to move to the appropriate cylinder or track is known as seek time. Once the head is at right track, it must wait
What is a semaphore? A semaphore 'S' is a synchronization tool which is an integer value that, apart from initialization, is accessed only by two standard atomic operations; w
Explain a boot control block A boot control block can have the information required by the system to boot an operating from that partition. If the disk does not have an operati
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