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a summary of what operating system do
We will brie?y introduce paging to ?nish off this lecture. When a process is loaded, not all of the pages are immediately loaded, since it's possible that they will not all be need
What is dispatch latency? The time taken by the dispatcher to stop one process and begin another running is known as dispatch latency.
Determine a critical section is a program segment Critical section is where shared resources are accessed
Determine what the “blocking factor” of a file is Blocking factor is the number of logical records in one physical record
Briefly discuss on Bankers algorithm? The resource-allocation graph algorithm is not applicable to a resource-allocation system with multiple examples for each resource type.
What is indexed allocation? Every file has its own block of pointers to the sectors of the file.
Q. In the IBM/370 memory protection is offered through the use of keys. A key is a 4-bit quantity every 2K block of memory has a key (the storage key) associated with it. The CPU
Explain external fragmentation? External fragmentation is the process where the free space and the space still available for use, in a piece of storage become separated into ma
Invalid page fault :If a page fault happens for a reference to an address that's not part of the virtual address space, so that there could not be a page in memory corresponding
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