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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.
Define port? Give types of port available? Ans: An I/O interface consists of circuitry needed to connect an I/O device to computer bus. One side consists of a data path contain
Q. Describe about Sole Access Protocol? The atomic operations that have conflicts are handled with the help of sole access protocol. The method used for synchronization in this
Different search strategies- artificial intelligence: To help us think about the different search strategies, we use two analogies. Firstly, we suppose that the professor keep
In which page replacement policies Balady’s anomaly occurs? FIFO that is First in First Out.
what is meant by private copy constructor
Q. Microcomputer - Controlled Breadmaking Machine? Figure shows a simplified schematic diagram of a microcomputer-controlled breadmaking machine. A microcomputer along with its
INTEL ARCHITECTURE - 64 ( IA-64) IA-64 (Intel Architecture-64) is a 64-bit processor architecture developed in cooperation by Intel and Hewlett-Packard, executed by processors s
As spring approaches, your design firm has been tasked with designing a two-lane highway in rural Wyoming. The highway descends a hill, crosses a river, and must shift to a para
Q. Perform binary subtraction, using 1s & 2s complement: 1) 1010-1011 2) 0.1111-0.101 3) 11.11-10.111 Q. (192.25)10 - (C0.C)16 = (x)7 Find values of x, using 7's compl
What is the means of communications between R/3 and external applications? The means of communication among R/2,R/3 and external applications is by the CPI-C handler or SAP Gat
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