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a. Explain the hardware mechanism for handling multiple interrupt requests.
b. What are handshaking signals? Describe the handshake control of data transfer during input and output operation.
c. Sketch the typical block diagram of a DMA controller and define how it is used for direct data transfer among memory and peripherals.
explain different type of sparse matrix
I think yes...so if 8259 gives interrupt then it will be serviced instantly but since into pin is left hanging the insr bit will never be set...and so whenever any interrupt occurs
give sample prepaired software?
With the help of a truth table explain the working of a half subtractor. Draw the logic diagram using gates. Ans: Half Subtractor: For the subtraction of B (subtrahend) f
What is a parallel port? A parallel port transfers data in the form a number of bits, typically 8 to 16, concurrently to or from the device.
What is the maximum size of a database that can be opened in Microsoft Access? Ans) 1 Gigabyte
What is the difference among using a filter and a query to find records? Filter is used to quickly limit the records as we are already viewing in a Datasheet or a form to those
using one-address instructions,write a program to compute X=A-BxC
A computer system provides protection using the Bell-LaPadula policy. How would a virus spread if A) the virus were placed on the system at system low (the compartment that all o
Hi, It is a data mining project I have a CSV file that has numbers data set. The data set contains images of handwritten digits. Recognizing handwritten digits is already a mature
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