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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.
Q. We have stressed the require for an operating system to make efficient use of the computing hardware. When is it suitable for the operating system to forsake this principle and
Explain root partition The root partition,which have the operating-system kernel and potentially other system files, is mounted at boot time. In successful mount operation, ope
Define what an assembler is An assembler is machine dependant.
FIFO page replacement algorithm with example
What is meant by context switch? Switching the CPU to another process needs saving the state of the old process and loading the saved state for the latest process. This task is
why some companies do not pay sufficient attention to staff induction
How is it different from the unbounded buffer algorithm ? Explain.
Question : (a) The dynamic allocation problem is how to satisfy a request of size n from a list of free holes into memory. The best-fit, first-fit and worst-fit strategies are
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 th
Processes- Making the System More Responsive and Useful A method by definition build up of a code execution and resource ownership. A process has two main characteristics, code
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