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1. List two challenges an OS faces when passing parameters between user and kernel mode. Describe how an OS can overcome them.
2. Some computer systems do not provide a privileged mode of operation in hardware. Is it possible to construct a secure operating system for these computers? Give arguments both that it is and that it is not possible.
3. What are the differences between a trap and an interrupt? What is the use of each function?
4. Which of the following instructions should be privileged?
a) Set value of timer b) Read the clock c) Clear memory d) Turn off interrupts e) Switch from user to monitor mode.
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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