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What is preallocation? Why do it?
Allocating space for a file before making the file to allow for expansion. This reserves space for a certain file so that other files can't grab it. The latest file may initially use only a small portion of this space.
Write a Perl script assignGrades.pl to assign letter grades to the students.
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 Processing Predefined Application Protocols Implementing and swift processing of predefined application protocols is sure to improve performance of server - side applic
Describe the differences between symmetric and asymmetric multiprocessing. What are three advantages and one disadvantage of multiprocessor systems? Symmetric multiprocessing t
Describe the purpose of the checkpoint mechanism. How habitually must checkpoints be performed? Explain how the frequency of checkpoints affects: System performance while no
explain how response time are reduced by allowing time sharing on top of multiprogramming
Now we consider the following questions: how can the parent process communicate with its child? Or how can children processes communicate with other children? The exact answer depe
When a program issues a memory load or store operation, the virtual addresses (VAs) used in those operations have to be translated into "real" physical memory addresses (PAs). This
The scheduling technique in which CPU is allocated to the process with least CPU-burst time is known as Shortest job first Scheduling is a scheduling technique in which CPU i
what is a batch system give me answer in simple words so that i can understand
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