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Compare threads and processes based on the amounts of system resources each uses and based on a common file each uses. How does this answer affect the efficiency of context switching for each?
Show the bitmap after:a) File B is written, using 3 blocks b) File A is deleted. c) File C is written, using 4 blocks
Determine what security hole was exploited through criminal hackers to illegally access LexisNexis network, what method was employed. How did they turn a bad situatin into an opportunity to improve its reputation?
Describe the role of each of the following in determining the speed of a personal computer, RAM, Clock speed, Data on hard disk
What is the main advantage of multiprogramming How does the distinction between the monitor mode and user mode function as a rudimentary form of protection (security) system What is the difference between a trap and an interrupt? What is the u..
Race Condition: A situation in which multiple threads or processes read and write a shared data item and the final result depends on the relative timing of their execution.
Jan and Kim have decided that they require creating an Intranet. They intend to implement a Web server for internal use. They realize that they require to implement at least one Domain Name Server server.
Write two challenges an OS faces when passing parameters between user and kernel mode. Describe how an OS can overcome them
Define Critical Path and CPM. Define Networks & Network scheduling
Explain a complication that concurrent processing adds to an operating system.
Use the semaphore methods to control the concurrency of the solution
Discuss how would you address this certification issue with your hypothetical firm for your system that you are trying to certify at the top secret level?
The software house has been contacted by a Governmental Nuclear Reactor Agency that wants to change the current Operating System of their plant.
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