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Assume there are only 4 page frames in the physical memory, for the following reference string: 1, 2, 3, 4, 5, 3, 4, 1, 6, 7, 8, 7, 8, 9, 7, 8, 9, 5, 4, 5, 4, 2, 8. a) What i
Processes and threads each have their place in multi-programming, generally to hide latency and to maximize CPU utilization. With the continuing spread of multi-core processors in
Develop a utility in C language which will run in Linux operating systems to display following properties of the system: ? Processor speed ? Ram size ? Computer name ? System time
Explain with an example the need of Shift Alteration in critical section problem? Consider processes P i and P j and consider the algorithm for P i and P j .
Consider a demand-paging system with the following time-measured utilizations: CPU utilization: 10%, Paging disk: 98%, Other I/O devices: 5%. What does this imply? How to improv
What is the use of FIFOs in client-server applications
Utility Programs: those programs which are not the essential part of operating system. But they provide different utilities / features to the users e.g. MS-DOS : Fdisk, FORMAT, AT
Explain the Spawnvp Function used in the netware Spawnvp(flags, execNmae, argv) This function executes similarly to spawnlp( ) except that parameters are passed as a v
What are interrupts? Interrupts are in some ways the mainly "famous" system resources, ever since almost everyone who's used a computer has heard of them even if they don't k
The drawbacks of fixed partitioning are: The number of partitions are précised at system generation time limits the number of active processes in the system. For the re
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