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Interrupts
The hardware mechanism that enables a device to inform the CPU is called an interrupt. The basic interrupt mechanism works as follows. The CPU hardware has a wire known as the interrupt-request line that the CPU senses after implementing every instruction.
advantages and disadvantages
Q. Polling for an I/O completion is able to waste a large number of CPU cycles if the processor iterates a busy-waiting loop several times before the I/O completes. However if the
my Operating System is windows trust but when the windows start say its windows xp. help pleaes
what are operating system services
What problems arise if the directory structure is a general graph? Searching for a particular file may result in searching the similar directory many times. Deletion of the fil
how is it possible
Describe the file system architecture. File System Architecture contains the subsequent components:- Device Driver 1 Device Driver 2 Device Driver 3 Basic fi
what is os
combined approaches (ULT/KLT)
What is independent process? A process is independent it cannot influence or be affected by the other processes implementing in the system. Any process does not share data with
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