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Compare contiguous-memory allocation with pure paging in the following aspects:
1. In support of dynamic memory allocation: most systems allow programs to allocate more memory to its address space during execution. Heap and stack are examples of such allocated memory.
2. External fragmentation and internal fragmentation.
3. Ability to share code across processes.
Q. What kinds of services does the process manager provide? Define local procedure call? Answer: The process manager offers services for creating and deleting and using proce
Transparency Users must be able to access remote resources as though these resources were local. Transparency should as well promote user mobility. Users must be allowed
Now let us present an implementation of a producer-consumer system using condition variables. This implementation works. dequeue() lock(A) while (queue empty) { wait(A, C)
What are scheduling queues? Since the processes enter the system they are put into job queue. This queue contains all processes in the system. The processes that are exist in m
The physical memory acts as a cache backed by the disk. When the physical memory is full, and we want to read in another page from disk, we have to evict a page from physical memor
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 are the advantages of multi threading? Multithreading a code can have several advantages. Improve application responsiveness --Any program in which var
What are the multithreading models? There are three models:- a) Many-to-One model b) One-to-One model c) Many-to-Many model
The CTO is still impressed with your work. He just came back from a technology exposition where he heard about computer clusters. All he knows is that they are the big thing for bu
how it is work.
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