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Q. Interfacing of keyboards?
The keyboard employs a special Input/output port which is similar to a serial port however doesn't explicitly follow the RS-232 serial port standard. In place of multiple data and handshaking signals as in RS-232 the keyboard employs just two signals by which it manages a bi-directional interface with its own set of commands.
Employing its elaborate handshaking mechanism keyboard and PC transmit commands and data to each other. USB keyboards work in a different way by using USB coding and protocol.
Q. Explain Magnetic Read and Write Mechanisms? Data are recorded on and then retrieved from disk via a conducting coil called the head. In numerous systems there are two heads,
Write a program to find the area under the curve y = f(x) between x = a and x = b, integrate y = f(x) between the limits of a and b. The area under a curve between two points can b
Determine about the Pick Device Light Pens The light pen used to select screen positions by detecting the light coming from points on the CRT screen. These are sensitive to
What happens if we use Leave to list-processing without using Suppress-Dialog? If we don't use Suppress-Dialog to next screen will be viewed but as empty, when the user presse
Write a procedure which divides a 32-bit number by a 16-bit number. The procedure must be general which is it's defined in one module and can be called from another assembly module
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Q. Show block Diagram of sequential circuits? A sequential circuit is an interconnection of storage elements and combinational circuits. The storage elements known as flip-flop
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Q. Explain arithmetic shift Micro-operations? In arithmetic shift a signed binary number is shifted to right or to the left. So an arithmetic shift-left causes a number to be m
How music is produced and generated - CAD Computer software and hardware advances have changed how music is produced and generated. Some of the primary reasons for this have
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