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RESOURCE ALLOCATION GRAPH
When a process Pi wishes an instance of resource type Rj, a request edge is inserted in the resource allocation graph. When this request is able to be fulfilled, the request edge is immediately transformed to an assignment edge. When the process no longer requires access to the resource, it liberate the resource as a result the assignment edge is deleted.
Process states:
If there is a cycle in the reallocation graph then there is deadlock, else no.
What is dispatch latency? The time taken by the dispatcher to stop one process and begin another running is known as dispatch latency.
Question 1: (a) Describe what is meant by Client-server Computing? (b) Distinguish between a server process and a client process. (c) What are the basic characteristics o
What is indexed allocation? Every file has its own block of pointers to the sectors of the file.
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how do semaphores help us in eliminating deadlock conditions?
There is a process bloacked by a semaphore and no other process in the ready queue, can the blocked process get back to the ready queue without the semsignal() function?
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whta is an operating system ? what sorts services are provided by an operating system ?
To evade race condition, the maximum number of processes that may be at the same time inside the critical section is The maximum number of processes which may be at the same t
What is contiguous allocation? Allocation of a group of consecutive sectors for a one file.
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