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Q. Explain about Interrupt Procedure?
The interrupt procedure uses request header to conclude the function requested by DOS. It also performs all functions for device driver. The interrupt procedures should respond to at least the initialised driver command (00H) and any other commands needed to control the device operated by the device driver.
Explain the working of a demultiplexer with the help of an example. Ans: 1:4 Demultiplexer: Fig.(a) demonstrates the logic circuit of a 1:4 demultiplexer. This has two NOT
Disadvantages of random scan display - Just by wire-frame, it is almost impossible to create images with shaded objects or areas filled with a given colour. - In case
The idea behind inline functions is to insert the code of a known function at the point where the function is called. If done carefully, this can improve the application's performa
Build the circuit using the Asynchronous Counter Technique with JK FF and relevantgates capable of executing the counting sequence as {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}Simulate the cir
Q. What is the dissimilarity between a lens and a mirror? Answer:- A mirror is a reflective surface that light passes through the glass and hits the silver backing reflect
Voice Identifier - Biometric Computer Security Systems Besides fingerprint, another popular security technology is voice identifier. According to VSS organization (2007), voic
Which scheduler selects processes from secondary storage device? Ans. Medium term scheduler selects processes from secondary storage device.
Elucidate in brief the functions of the clock generator chip, 8284. 8284 Clock generator: 8284 is an ancillary component to the microprocessors. Without clock generator, many
Q. Explain functions of direct memory access? Though CPU intervention in DMA is minimised however it should use path between interfaces that is system bus. So DMA involves an e
Differentiate between Gateways and Bridges. A machine that connects a LAN to the Internet is termed as a gateway. The gateway machine is responsible for routing packets that ar
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