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What is the main function of the memory-management unit?
The runtime mapping from virtual to physical addresses is done by a hardware device known as a memory management unit (MMU).
Q. Definition of Operating System? Definition of Operating System: • An Operating system is a program which controls execution of application programs and acts as an interfa
Write a short note on PCB? Every process is represented in the operating system by a process control block also called a task control block. It contains more information regard
Briefly explain process management in Windows 2000. The Windows 2000 process manager provides for deleting, creating and using threads and processes. It has no knowledge about
Q. You have devised a fresh page-replacement algorithm that you think may be optimal. In a few contorted test cases Belady's anomaly occurs. Is the fresh algorithm optimal? Descr
Consider a scenario of post mailbox, there are two processes named sender S and receiver R. Both processes can communicate with each other by name along with message. You need to I
Q. List three instances of deadlocks that aren't related to a computer system environment. Answer: Two cars passage a single-lane bridge from opposite directions.
Determine the task of the Pass II In a two-pass assembler Synthesize the target program is the task of the Pass II
how response times are reduced by allowing time sharing on top of multiprogramming
What is the benefits OS co-operating process? Information sharing. Computation speeds up. Modularity. Convenience.
Explain the Resource Ownership by Platform Ownership of data items may further be complicated by concepts defined in certain operating systems. Each operating system defines "p
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