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QUESTION
A process is a program under execution and as it executes, it changes state. The state of a process is defined in part by the current activity of that process.
a) Describe the five states in which a process can be, including an explanation of the various transitions between the different states. (use a diagram to support your answer)
b) Each process is represented in the operating system by a Process Control Block (PCB). Describe five piece of information which can be found the Process Control Block.
c) In terms of process management, the kernel has to take care of Context Switching.
i. Define the term context switch.
ii. Explain how context switching takes place. (use a diagram, with two processes)
iii. Why is context-switch time considered as overhead?
The Shortest Job Next (SJN) algorithm queues processes in a way that the ones that use the shortest CPU cycle will be selected for running rst.
Develop a user mode command interpreter which support list-short.
Analysis and implementation of algorithms for memory allocation in operating system, Explain First- t and best- t methods are used in memory allocation in operating systems.
Forking the child process
Write a multi-threaded program to solve producer and consumer problem
n a competitive market place (pure competition) is it possible to continually sell your product at a price above the average cost of production.
Simulate the long-term scheduler, the short-term scheduler and the I/O scheduler of the computer using the First-Come-First-Serve algorithm.
Research paper discussing the issues with Trusted Platform Module (TPM)
Explain a complication that concurrent processing adds to an operating system.
Use the semaphore methods to control the concurrency of the solution
Virtual machines supported by a host operating system
Discuss an application that would benefit from the use of barrier synchronization
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