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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.
what factors might be significant in your decision
Write a C++ program that declares three integers and three strings. The program prompts the user for three characters and three integers and prints them all on one line.
Artificial Intelligence Agents In the earlier teach, we discussed what we will be talking about in Artificial Intelligence and why those tasks are important. This lecture is all
for loop
NUMBER SYSTEM: We are familiar with decimal number system which uses ten distinct symbols from 0...9, and has base 10. In the decimal number system a number n 4 n 3 n 2 n 1
The project designs a school computer lab with the necessary hardware and software components along with the IP address for different components. The computer lab consists of one I
Time Sharing System: With the use multiprogramming, the batch processing can be quite efficient. However, for many jobs, it is desirable to provide a mode in which the user i
Keystroke logger and Data-stealing: Keystroke loggers: This is a program, once installed on the system, which intercepts the keys when entering the password or the Credit Ca
Mainframe Architecture: Till a few decades back, all computing was controlled through the central mainframes server. Multiple users could connect to the central host through u
Operating system services: In this section we consider basic services supported by an operating system. There are many building blocks to be considered, not all of which will
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