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Define deadlock.
A process requests resources; if the resources are not available at that time, the process enters a wait state. Waiting processes might be never again change state, due to the resources they have requested are held by other waiting processes. This situation is known as a deadlock.
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
Synchronization serves two purposes: 1) to ensure safety for updates on shared data (e.g. to avoid races conditions), and 2) to coordinate and order actions taken by threads (e.g.
Define the “Throughput” of a system Throughput is Number of programs processed by it per unit time
Interval among the time of submission and completion of the job is known as Interval among the time of submission and completion of the job is known as Turn
Here are the conditions necessary for a deadlock to occur; note that all of them are necessary, and none is suf?cient: 1. ?nite resources: the resources are held in a mutually-e
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Define a loader that is executed when a system is first turned on or restarted? Bootstrap loader is executed when a system is first turned on or restarted
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what is file abstraction?
Differentiate pre-emptive and non-preemptive scheduling In a pre-emptive scheduling technique, CPU can be taken away from a process if there is a requirement while in a non-pre
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