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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.
micro routine
Running on a particular treadmill you burn 3.9 calories per minute. design a program that uses a loop to display the number of calories burned after 10,15,20,25,30 minutes?
I have an account in my www.itlab.com and i have a test and it should do tonight, so do you have any one to help me and do this test and it is about excel
what is the major components?
Client/ Server Architecture: As the capacity and power of personal computers improved, the need to share the processing demands between the host server and the client workst
On-line and Realtime Systems An on-line system means that input and output devices are directly connected to the CPU irrespective of geographical location. Thus the user can di
Bandwidth: Bandwidth is the second concept important for transmission. This concept can be explained with the help of the traffic network mentioned earlier. If there is a two-
Question 1 Explain the functional units of a basic computer with a neat diagram Question 2 Explain how you can get 1's complement of a given binary number? Also explain 1'
Access time: Access time: This is the time required to locate and retrieve stored data from the storage unit in response to a program instruction. That is the time interval be
The easiest way to approach pipelining is to regard as the three stage fetch, decode and execute instruction execution cycle outlined earlier. There are times during each of these
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