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What is a Real-time system?
A Real-time system is used when inflexible time requirements have placed on the operation of processor or the flow of data so it is often used as a control device in dedicated application. The Real-time system has well-defined fixed time constraints. Processing ought to be done within the defined constraints or else the system will fail.
Can a direct access file be read sequentially? Explain. Yes. Keep a counter, cp, initially set to 0. After reading record cp, increment cp.
Differentiate pre-emptive and non-preemptive scheduling In a pre-emptive scheduling technique, CPU can be taken away from a process if there is a requirement while in a non-pre
What are the various page replacement algorithms used for page replacement? FIFO page replacement Optimal page replacement LRU page replacement LRU approximat
Explain the ThreadSwitch function used in the netware Since NetWare 3 and 4 are nonpreemptive environments, it may be necessary for the application developer to explicitly reli
FIFO page replacement This is the easiest page replacement algorithm. At this juncture the 1 st page entering is the 1 st to leave that is the oldest page leaves. To execute
Let us consider the operation of the EPROM device in more detail. Consider the pining details below again Before we examine the interface means of the EPROM, it is worth
Q. State three merits of placing functionality in a device controller rather than in the kernel and State three disadvantages. Answer: Three advantages: Bugs are less probabl
Your CTO liked your proposal from Unit 2 so much he only trusts you to explain complex concepts to his managers. He now wants you to write him a four page paper explaining the CPU,
What criteria are important in choosing a file organisation?
Explain bounded buffer and unbounded buffer. Here in a producer-consumer problem the producer process produces information that is consumed by a consumer process. At this time
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