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What is reference string
We evaluate an algorithm by running it on a definite string of memory reference and computing the number of page faults. The string of memory references is known as a reference string.
CONTROL PROGRAMS Control Programs are those programs which control & maintain the operation of computer. They provide basic facilities. Control program are further divided into
Question: (a) The following table (table 1.0) gives the length of the CPU burst time in milliseconds of processes P 1 to P 4 . Assume the processes arrived in the order P 1 ,
In modern operating systems, applications do not directly access the physical memory. Instead, they use so-called virtual memory, where each virtual address is translated to a phys
Explain the Request/Response Interface Many issues are involved in providing a procedural interface for client functions to interact with server components. First off, since
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
Q. What are the three main activities of an operating system in regard to secondary-storage management? Answer: 1) Free-space management 2) Storage allocation 3) Disk
Why is it not possible to enforce memory protection at compile time? Every process should be protected against unwanted interference by other process, whether intentional or
Explain the general structure of a typical process? There are basically four main sections through which each of the process has to pass through.The universal algorithm is:-
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
socket based fortune teller sever.your program should create a server that listens to a specific port when a client receives a connection the server should respond with a random fo
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