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Linked list allocation using index
The blocks don't have a fixed size. Pointers are utilized to point to the next block in a file. The pointers are set aside as a separate table in the main memory. Therefore traversal is made easier since we need not go to the hard disk each time a block needs to be accessed.
Consider a file with these blocks 4K, 2K, 10K, 1K
The table for the file pointers can be symbolized as follows:
What is long-term, medium-term, short-term? In a batch system many processes are submitted than are able to be executed immediately. These processes are reel to a mass storage
describe main points of multiuser and multi tasking operating systems.
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
What are the various categories of software? System software Application software Engineering/Scientific software Embedded software Web Applications Artificial I
Q. Is disk scheduling except FCFS scheduling useful in a single-user environment? describe your answer. Answer: In a single-user environment the I/O queue typically is empty.
Multi-user - A multi-user Operating System permits for multiple users to use the same computer at the same time and/or different times. Below are some instances of multi-user Op
What is sector sparing? Low-level formatting also sets aside extra sectors not visible to the operating system. The controller can be told to change each bad sector logically w
How can deadlocks be represented? Deadlocks are able to be described in terms of a directed graph called as a system resource-allocation graph. This graph contains of the foll
Define the DosExecPgm Functions used in the OS/2 DosExecPgm (objBuffer, objLen, flags, cmdLine, env, &resultCode, execName) DosExecPgm function is designed to load an execut
Explain in detail about ipc in linux
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