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Define secondary memory.
This memory holds those pages that are not there in main memory. The secondary memory is usually a high speed disk. It is called as the swap device, and the section of the disk used for this purpose is called as swap space.
Discuss the concepts of task decomposition and data decomposition within the context of parallel programming. Parallel programming or parrelel computing is the simultaneo
Write a short note about context switch. Switching the CPU to another process needs saving the state of the old process and loading the saved state for the new process. This ta
Explain multilevel feedback queue in detail A process can move among the various queues; aging can be executed this way Multilevel-feedback-queue scheduler explained b
A page fault causes the following sequence to occur. 1. Trap (shut in) to the operating system. 2. Save the process registers and process state. 3. Verify that the interr
Basic concepts When a process is to be changed in, the pager guesses which pages will be used before the process is changed out again. Instead of swapping in a entire process,
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How is process management done in multiprocessing systems ? There are two accost for the process management in multiprocessor systems. Master-slave configuration Sy
What is macro expansion
What are files and explain the access methods for files? File definition Attributes, operations and types Direct access Sequential access with diagram Other access
what operating system mean
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