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Explain about the passive graphics device
A passive graphics device simply draws pictures under computer control; i.e. it allows the computer to communicate graphically with the user. Examples are dot matrix printers, an electrostatic plotter, pen and ink plotters, film recorders and storage tube refresh and raster CRT displa
What is Strobe. Asynchronous data are transfer among two independent unit needs that control signals to be transmitted among the communicating units to indicate the time at whi
Give example of Real time (transaction) processing Using this illustration of booking seats on a flight, below sequence of events would occur: - Customer/travel agent conta
advantage of multikey organisation
What are the two ways for restricting the value range for a domain? By specifying fixed values. By stipulating a value table.
Binary codes exist for any fundamental representation. Binary codes can be created for any set of discrete elements for example colors, spectrum, musical notes, chessboard position
Colour The use of colour is considered by many to be one of the most important areas in composition. Colours can be used in isolation or specific combinations to create partic
Problem: (i) What are the main threats that an organisation holding sensitive data, such as Public Data, on computer storage must guard against? (ii) To protect such data,
Discuss about the Bus and Memory Transfer A read action implies transfer of information to outside environment from a memory word, whereas storage of information inside memory
S oftware In 1970s less than 1 percent of the public could have intelligently explained what "computer software " means. Nowadays most professionals and various member of the
Optical disk becomes an attractive alternative for backing up information from hard disk drives and employs large text, audio and video data. Advent of CD-ROM-R and DVD-ROM-R has b
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