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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.
Basic computer structure: A computer is an electronic device, which can accept and process data by carrying out a set of stored instructions in sequence. This sequence of math
Analogue to digital converter: In an ADC a range of input values must correspond to a unique digital word. The type of code used depends on the system but here only binary cod
Analogue and digital signals: Analogue (continuous) information is made available in virtually all aircraft equipment. Figure 1 shows the analogue signal created by a variable
what is computer mapped input / output
im student of BSCS 1st semester and I have to make project for IT fair and I dont know computer that very much so please I required your help, help me if you can. thanks
DATA OUTPUT : Whatever, data or information that you feed into a computer will be the data output from a computer system and will be a data file sent from the computer to a periph
Language of Digital Computers: Digital computers are electronic devices which operate on two valued logic (On and OFF). The ability of a transistor to act as a switch is the k
An example code on LDS
READYMADE VERSUS CUSTOM-MADE SOFTWARE Nursing care software can be in two forms. Software can be custom-made with the help of a computer programmer, suited for a client with v
They transfer the process flow, provisionally or totally, to a destiny, replicating this action until the counter is zero. LOOP LOOPE LOOPNE LOOP INSTRUCTION reason: To produce a c
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