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How Memory utilization factor shall be computed
Memory utilization factor shall be defined as Memory in use/total memory connected
define semaphore. how can we use semaphore to deal with n-process critical section problem.
In modern operating systems, applications do not directly access the physical memory. Instead, they use so-called virtual memory, where each virtual address is translated to a phys
Define the “turn-around” time of a user job Turn- around time is total time taken to execute the job.
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 gr
Q. What is the use of system calls? Answer: System calls permit user-level processes to request services of the operating system.
What is an effector process? The effector process is a method that verifies itself.The effector process exists in particular criteria.
We have stressed the need for an operating system to make efficient use of the computing hardware. When is it appropriate for the operating system to forsake this principle and to
From hardware perspective, every information system can be divided into three task areas Presentation, Application Logic and Data Storage. The R/3 Basis software is extremely s
what are the overall concepts of deadlock
Describe Three major roles of operating systems in business computer systems
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