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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.
Q. What is System Prompt? On loading (or Switching to) DOS, the screen displays C :\>, C>, A :\> or a similar message. The message displayed by DOS is called DOS Prompt or Sys
Q. Define Resolution versus Accuracy in mouse? Resolution of mouse is known in CPI (Counts per Inch) it implies that number of signals per inch of travel. This implies the mou
what is the minimum number of page faults for an optimal page replacement strategy?
Explain the differences between Paging and segmentation. Paging and segmentation P aging Segmentation Computer memory is separa
Define the terms : spatial locality and temporal locality. Spatial Locality: The spatial aspect means that instructions in close proximity to a recently implemented instruct
Minimax search: Always notice there that the process above was in order for player one to choose his and her first move for that. The whole entire process would require to fre
What are the various layers of a file system? The file system is composed of lots of dissimilar levels. Each level in the design uses the characteristic of the lower levels to
What is compound statement If we wish to have more than one statement following the if or the else, they should be grouped together between curly brackets. Such a grouping is c
The free subroutine frees a block of memory lastly allocated by the malloc subroutine. Undefined results happen if the Pointer parameter is not a valid pointer. If the Pointer para
What is an operating system? An operating system is a program that handles the computer hardware. It acts as an intermediate among users of a computer and the computer hardwar
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