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What is reference string
We evaluate an algorithm by running it on a definite string of memory reference and computing the number of page faults. The string of memory references is known as a reference string.
In a multiprogramming and time sharing environment several users share the system simultaneously .what are two such problems?
What are the drawbacks of contiguous allocation of disk space? The disadvantages are a. Suffers from internal fragmentation b. Suffers from external fragmentation c. F
Can a direct access file be read sequentially? Explain. Yes. Keep a counter, cp, initially set to 0. After reading record cp, increment cp.
Since most of the programs require a lot of memory allocation/deallocation, we expect the memory management to be fast, to have low fragmentation, make good use of locality, and be
? FREE ASSOCIATION ASSIGNMENTS of multiprograming
What are threads? A thread is alike to sequential programs. Single threads have a beginning, sequence and end. At any given point in time during the runtime of the thread there
Explain the Exit (status) Function Exit function causes the calling process to be terminated. Actually, all file descriptors are immediately closed but the process is not
1. The City of Boston needs to be about 2 acres of green space per 1,000 persons. You have been hired as the GIS expert by an independent consulting company to determine where the
what is the function of operation management?
Q. Presume that a distributed system is susceptible to server failure. What mechanisms would be needed to guarantee the exactly once semantics for execution of RPCs? Ans
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