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Linked allocation
With linked allocation, every file is a linked list of disk blocks; the disk blocks might be scattered anywhere on the disk. The directory has a pointer to the first and last blocks of the file.
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
Question: Introduction to Operating Systems a) Define the term ‘Operating System' and identify main functions of an operating system. b) What are the characteristics of a go
Managing the interaction of client and server Among the differences between traditional application programs and client server ones is that developers must create a mechanism
explain goals of system software
When do we write a page from physical memory back to the disk? In general, caches have two broad types of writing policies. One approach is a write-through cache. In this case,
Briefly discuss on Bankers algorithm? The resource-allocation graph algorithm is not applicable to a resource-allocation system with multiple examples for each resource type.
Q. Consider a file at present consisting of 100 blocks. Presume that the file control block (and the index block in the case of indexed allocation) is already in memory. Compute h
UNIX Shell and History feature. 1.Creating a child process. 2.Creating a history feature. With the notes under code. Its exactly "programming project 1 - Unix Shell and History Fea
Question : The file system is the most visible aspect of an operating system. It provides the mechanism for on-line storage and access to both data and programs of the operatin
1. What must a kernel provide for an effective user-level thread implementation? 2. With respect to the quantum q in a scheduling algorithm, explain and discuss the impact of the
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