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Basic File System
Q. How would utilize of a RAM disk affect your selection of a disk-scheduling algorithm? What factors would you require to consider? Do the similar considerations apply to hard-di
Applications allocate memory in terms of the number of bytes that they need, but this level of granularity is too ?ne-grained for the operating system to manage the system memory i
Can a direct access file be read sequentially? Explain. Yes. Keep a counter, cp, initially set to 0. After reading record cp, increment cp.
What is preallocation? Why do it? Allocating space for a file before making the file to allow for expansion. This reserves space for a certain file so that other files can't gr
What is the exclusive feature of UNIX Shell is the exclusive feature of UNIX.
What is contiguous allocation? Allocation of a group of consecutive sectors for a one file.
? FREE ASSOCIATION ASSIGNMENTS of multiprograming
Question: a) The following refers to optimization under Windows XP: i) Give five steps which could undertake to enhance overall system performance in a default Windows XP in
(a) Describe services of operating systems. (b) Differentiate among the short term, medium term and long term scheduling that are given by multi-tasking operating systems.
Explain the Thread Local Storage (TLS) Windows NT provides unique functions for per-thread data management. Thread local storage (TLS) is a concept defined in NT so develope
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