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Q. Define Various classes of Interrupts?
Figure below gives list of some common interrupts and events which causes occurrence of those interrupts.
Figure: Various classes of Interrupts
Interrupts are a useful mechanism. They are helpful in improving the efficiency of processing. How? This is to fact that almost all external devices are slower than processor so in a typical system a processor has to continually test whether an input value has arrived or a printout has been finished in turn wasting lots of CPU time. With the interrupt facility CPU is freed from task of examining status of I/O devices and can do useful processing during this time so raising the processing efficiency.
Q. Describe about Digital Audio Tape? The most proper tape for backing up data from a disk today is Digital Audio Tape (DAT). It employs a 4mm tape covered in a cartridge. It e
How many Flip-Flops are required for mod-16 counter? Ans. 4 flip-flops is required for Mod-16 Counter. For Mod-m Counter, we require N flip-flops where N is selected to be the
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The real power of arrays comes from their facility of using an index variable to traverse the array, accessing every element with the similar expression a[i]. All the is required t
An analysis, which determines the syntactic structure of the source statement, is called ? Ans. Syntax analysis that determines the syntactic structure of the source statement.
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