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Define swapping.
A process requires being in memory to be executed. Though a process can be swapped temporarily out of memory to a backing store and then brought back into memory for continued execution. This process is known as swapping.
What is a resource-allocation graph? Deadlocks can be explained more precisely in terms of a directed graph called a system resource allocation graph. This graph having of a se
Why Global variables are unacceptable Global variable, for instance, are unacceptable because they break the rules of self - containment. If all procedural components are runni
Q. Can a system detect that some of its processes are starving? If you answer "yes," explain how it can. If you answer "no," explain how the system can deal with the starvation pro
Q. What is the purpose of system calls? Answer: System calls permit user-level processes to request services of the operating system.
Define Program preemption The Forced de-allocation of the CPU from a program which is executing on the CPU is known as Program preemption
how it is work.
What is preemptive and nonpreemptive scheduling? Under nonpreemptive scheduling once the CPU has been allocated to a process, the process keeps the CPU unless it releases the C
The different paging techniques are 1. Multilevel paging or hierarchical paging method: In definite cases the page table may consist up to 1 million entries. This would be
What is a Relocatable program? The Relocatable programs can be loaded almost anywhere in memory.
Explain the ThreadSwitchWithDelay Function used in Netware ThreadSwitchWithDelay( ) This command is used when threads are waiting for an event or resource but don't want t
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