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What are a safe state and an unsafe state?
Answer: A state is safe if the system can allocate resources to every process in some order and still avoid a deadlock. A system is in safe state only if there exists a safe sequence. A sequence of processes is a safe sequence for the present allocation state if, for each Pi, the resource that Pi can still request can be satisfied by the present available resource in addition the resource held by all the Pj, with j
Determine a policy that is not a valid page replacement policy? RU policy (Recurrently used) is not a valid page replacement policy.
Write a XML with database with book details (BOOK ID, Title, Author, subject, publisher year, language, vendor, and price)
Q. More than one disk drive is able to be attached to a SCSI bus. Especially a fast wide SCSI-II bus can be connected to at most 15 disk drives. Remember that this bus has a bandw
Q. Consider the two-dimensional array A: int A[][] = new int[100][100]; Whereas A [0][0] is at location 200 in a paged memory system with pages of size 200. A little process
Define logical address and physical address. An address formed by the CPU is referred as logical address. An address seen by the memory unit that is the single loaded into the
Define thrashing. Thrashing is the accident of high page traffic and low CPU utilization. It is observed that the cause of thrashing is an under-commitment of memory to program
A system consists of 10 units of resource class Ru. The resource needs of three user processes P1, P2 and P3 are like this Using Banker's algorithm, de
Explain the different sections of a process. Entry section Critical section Exit section Remainder section Consider a system inclusive of n processe
What is a file? A named collection of related data explained by the creator, recorded on secondary storage.
What are interrupts? Interrupts are in some ways the mainly "famous" system resources, ever since almost everyone who's used a computer has heard of them even if they don't k
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