Output devices, Basic Computer Science

Assignment Help:

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. 


Related Discussions:- Output devices

Hardware, Hardware Hardware includes the cable and a Hub/Switch that...

Hardware Hardware includes the cable and a Hub/Switch that will connect the participating computers together. Printers or any other peripherals connected to one computer can

Output design, Discuss the factors considered during output design

Discuss the factors considered during output design

Input Devices, Keyboards, microphones, and mice have generally been used as...

Keyboards, microphones, and mice have generally been used as the standard input devices for most computer systems. The popularity of video and computer games has led to the introdu

What is the use of system bus ?, The system bus is a cable which carries da...

The system bus is a cable which carries data communication among the major components of the computer, as well as the microprocessor. Not all of the communication that uses the bus

Purchasing a database program, When purchasing a database program, you must...

When purchasing a database program, you must have a clear idea of what you need it for. Ask yourself the following questions. (1) Will it perform all (he operations necessary f

Features of python, • Easy-to-learn: Python has comparatively few keywords,...

• Easy-to-learn: Python has comparatively few keywords, easy structure, and a clearly distinct syntax. This permits the student to pick up the language in a comparatively short per

Pseudocode, Design a program that will read a file of sales records and pro...

Design a program that will read a file of sales records and produce a sales report. Each record in the file contains a customer’s ID, name, a sales amount, and a validated GST code

Computer architecture, Subject Name CIT2193 COMPUTER ARCHITECTURE Topic AS...

Subject Name CIT2193 COMPUTER ARCHITECTURE Topic ASSIGNMENT Due Date 16 March 2012 Name : ……….…………………….……………….. Lecturer : ................................. Intake : ………………….

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd