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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.
Give the regular expression of the set of all even strings over the alphabet {a, b} along with at least one of the two substrings aa or bb. As well construct the finite automata wh
Explain Token Ring. Token Ring: A token ring is a collection of single point -to-point links, which arise from a circle. In a token ring a special bi t pattern, termed as th
What are the risks involved in Electronic Payment Systems? From the customer's perspective: Dishonest merchants or financial service providers Stolen payment
Basically I need implement program using LC3 assembly language where I can type any message using ASCII code (this will my input). Then read the output in cipher text. It has to be
explain the various types of computer systems
A router is used to Distributes information among networks.
A common task for a system administrator is to create new user accounts. In this lab you will be creating output that looks like an /etc/passwd file. The Problem You are to
Determine the synchronization of bits The synchronization provided by use of start and stop bits, an extra bit known as a parity bit may optionally be transmitted along with th
SET 2I OF ALL INTEGERS WITH ZERO IS AN ABELIAN GROUP
Everything stored on a computer can be represented as a string of bits. However, different types of data (for example, characters and numbers) may be represented by the same string
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