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Q. What is the use of system programs?
Answer: System programs are able to be thought of as bundles of useful system calls. They provide fundamental functionality to users so that users don't need to write their own programs to solve common problems.
Symmetric multiprocessing To get maximum reliability and efficiency a mode of function called as symmetric multiprocessing is used. In essence, with SMP any program or threads
Explain how the os implements virtual memory phenomenon.
How Virtual memory is implemented Virtual memory can be implemented along with Segmentation and Paging
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
The following information is available for three MPS (Master Product Scheduling) items: Product A An 80 unit order is to be started in Week 3.
Q. Suppose that you want to utilize a paging algorithm that requires a reference bit (such as second-chance replacement or working-set model) however the hardware does not provide
We have stressed the need for an operating system to make efficient use of the computing hardware. When is it appropriate for the operating system to forsake this principle and to
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 are the different thread levels? There are two broad type of thread implementation: User-Level Threads -- Thread Libraries. Kernel-level Threads -- System Calls.
FIFO page replacement algorithm with example
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