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Q. Explain working of Direct Memory Access?
In both programmed I/O and interrupt-driven processor is busy with executing input/output instructions and I/O transfer rate is limited by speed with which processor can test and service a device. What about a scheme that needs minimal intervention of CPU for input/output? These two types of shortcomings can be overcome with a more efficient technique called as DMA that behaves as if it has taken over control from processor. C Consequently the question is: why do we employ DMA interface? It is employed primarily when a large amount of data is to be transferred from I/O device to Memory.
Explain the functionality of the quadrant approach in the Spiral Model ?
Existential Introduction: Now if we have any sentence as, A, and variable, v, that does not occur in A, so then for any ground term, g, such occurs in A, than we can turn A in
Q. Explain about Karnaugh Maps? Karnaugh maps are a suitable way of expressing and simplifying Boolean function of 2 to 6 variables. The stepwise process for Karnaugh map is.
Program: This program compares a pair of characters entered by keyboard. ; Registers used: AX, BX, CX, DX DATA SEGMENT XX DB?
iconic model problem
How can i made Carnot engine
Differentiate between Prepurchase and Purchase Consummation of consumer mercantile model. The prepurchase interaction for consumers comprises three activities: Product/ser
Execution: Now instruction is ready for execution. A different opcode will need different sequence of steps for execution. Hence let's discuss a few illustrations of execution of s
What is a work process? A work process is where individual dialog steps are in fact processed and the work is done. Every work process ocuurs one type of request.
1. Write the function makegrid. This function accepts a width and height and creates a grid/matrix of cells. The width gives the number of columns and the height the number of rows
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