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Define caching.
A cache is a region of fast memory that holds copies of data. Access to the cached copy is well-organized than access to the original. Caching and buffering are separate functions, but sometimes a region of memory can be used for together purposes.
how do semaphores help us in eliminating deadlock conditions?
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
What is operating system?
How is it different from the unbounded buffer algorithm ? Explain.
what are disadvantages of using single directory
Before proceeding with its execution, every process must obtain all the resources it needs is called Hold and wait
What is the main advantage of multiprogramming? Multiprogramming makes efficient use of the CPU by overlapping the demands for the CPU and its I/O devices from various users. I
Define rotational latency and disk bandwidth. Rotational latency is the additional time waiting for the disk to rotate the wanted sector to the disk head. The disk bandwidth is
Synchronization can be achieved by means other than locks and condition variables. One alternative is semaphores. A semaphore is used to regulate traf?c in a critical section. A se
Explain the different sections of a process. Entry section Critical section Exit section Remainder section Consider a system inclusive of n processe
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