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What is virtual memory?
Virtual memory is a method that allows the execution of processes that might not be completely in memory. It is the separation of user logical memory from physical memory. This separation gives an extremely large virtual memory, when only a smaller physical memory is available.
How do we keep track of where the free pieces of memory are? One idea is to maintain a set of linked-lists of free space; each linked-list will store free chunks of some given size
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
Define thread cancellation & target thread. The thread cancellation is the task of terminating a thread before it has completed. A thread that is to be cancelled is often refer
Q. What is the purpose of system calls? Answer: System calls permit user-level processes to request services of the operating system.
Explain about deadlock detection? In deadlock situation, the system must provide An algorithm that verifies the state of the system to verify whether a deadlock has occu
Several schemes available are as follows: Pipes : One-way communication process through which different process can interact. The problem is that the two processes could have
LOOK o Like SCAN except stops moving inwards (or outwards) when no more requests in that direction exist. C-SCAN (circular scan) o Moves inwards servicing requests u
Problem: (a) Based on your experience in setting up Windows 2003 Server operating system, briefly describe the twelve different steps in which the installation is conducted du
Hashed page table method A general approach for managing address spaces larger than 32 bits is to use a hashed page table with the hash values being the virtual-page number.
Ask quesIn JavaScript, what is event handling tion #Minimum 100 words accepted#
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