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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.
Breadth First Search - artificial intelligence: Given a set of operators o1, ..., on in a breadth primary search, every time a new state s is reached, an action for every oper
The microprocessor is at times referred to as the ''brain'' of the personal computer, and is responsible for the processing of the instructions which creates computer software. It
#questioPurpose of this assignment: 1. Using dictionaries. Assignment: Write a program to read a text file and create a dictionary. The keys for the dictionary should be all
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Memory hierarchy: There is another type of high speed memory, known as Cache memory, which is used to increase the speed of processing by making current programs and data avai
I need help! import cgi, cgitb cgitb.enable() HTML_head = ''Content-type: text/html\n\n'' HTML_top = '''''' Restaurant Results '' Restaurant Results '''''' HTML_bottom =
Operating system: An operating system is system software which may be viewed as an organized collection of software consisting of procedures for operating a computer and pro
External interruptions are produced by peripheral devices, for example keyboards, printers, communication cards, etc. They are also produced by coprocessors. It is not achievable t
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what is Metropolitan area network?
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