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Define FIFO Page Replacement Algorithm
This policy simply eliminates pages in the order they arrived in the main memory. By using this policy we simply remove a page based upon the time of its arrival in the memory. For instance if we comprise the reference string that is: 1, 2, 3, 4, 1, 2, 5, 1, 2, 3, 4, 5 and 3 frames (3 pages can be in memory at a time per process) after that we have 9 page faults as shown
How File record length should be chosen File record length should be selected to match the data characteristics
Q. Describe why SSTF scheduling tends to favour middle cylinders over the innermost and outermost cylinders. Answer: The middle of the disk is the location having the smalles
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
categorize the CPU scheduling algorithms and among them explain the non-preemptive algorithms..
Question: a) Windows Server 2003 has brought great enhancements the Server System as compared to the previous version. Write down short notes on the below listed enhancements.
Differentiate tightly coupled systems and loosely coupled systems? Loosely coupled systems:- Every processor has its own local memory Every processor can communicate
What are a safe state and an unsafe state? Answer: A state is safe if the system can allocate resources to every process in some order and still avoid a deadlock. A system is
Write a short note on peer-to-peer computing. Peer-to-peer (P2P) system model is a kind of distributed OS. In this model, clients and servers aren't distinguished from one anot
Explain the TlsGetValue (TLSindex) Function Executing this function will return the thread local storage data associated with this thread. The pointer returned will be the one
Q. Explain about Functions of Operating System? Functions of Operating System Operating system performs 3 functions as follows: 1. Convenience: Operating System mak
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