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Describe the following allocation algorithms:
a. First fit
b. Best fit
c. Worst fit
a. First-fit: search the list of available memory and allocate the first block that is big enough.
b. Best-fit: search the whole list of available memory and allocate the smallest block that is big enough.
c. Worst-fit: search the whole list of available memory and allocate the largest block.
Fault tolerance : Machine failures, Communication faults, storage device crashes, and decays of storage media must be tolerated by the system to some extent. A fault tolerant sy
please help us to write a code in c for tree directory structures.
What are the five major activities of an operating system in regard to file management? The creation and deletion of files The creation and deletion of directories The s
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Device Drivers Communicates straight with peripheral devices (disks, tapes, etc.). Responsible for begin physical I/O operations on the device. Pro
Explain the Peterson's solution for the critical section problem? In Peterson's solution two variables a) flag and b) turn are used as shared variables. If the both shared vari
What is the kernel? A more common explanation is that the OS is the one program running at all times on the computer usually known as the kernel, with all else being applicati
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
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.
Define thread cancellation & target thread. The thread cancellation is the task of terminating a thread before it has completed. A thread that is to be cancelled is often refer
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