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Output Devices
Video Display Unit (VDU) or Monitor
Video Display Unit is similar to a television. It is used to display the results of processes. The screen is illuminated by a number of dots known as pixels. The number of dots per unit area is called resolution. The higher the resolution, the better will be the quality of the picture. A lighted symbol in a form of a line or rectangle visible on the screen known as Cursor, to indicate the position for typing a command. If any keys are pressed, it moves along the alphabet typed. A typical Video Display Unit screen can accommodate 25 lines, each line consisting of 80 characters.
Printers
There are various kinds of printers. They are basically divided into two categories:
Impact printers and Non-impact printers.
describe the two fundament purpose of surveying
Web Browser: A Web browser is software application that enables you to find, retrieve, and display information available on the World Wide Web (WWW). Browser also allows you
BUSES It can be seen from Figure 4 that there are three buses - the data bus, the address bus, and the control bus. Each bus consists of a group of parallel wires. The da
Cryptography, the study of secret writing, has been around for a very long time, from simplistic techniques to sophisticated mathematical techniques. No matter what the form howeve
ehat is header file
true or false-- most designs of a desktop publishing document needs to follow clear, specific rules pertaining to design
If you have to consider the installation of communications packages, the same questions have to be asked. (a) Does the software and the modem support the necessary transmission
To build assembler programs with TASM programs is a different program structure than from using debug program. It''s important to comprise the subsequent assembler commands: ..CODE
If L is a regular language show that L U {a} is regular
Is IT a strategic weapon or a survival tool? Discuss.
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