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

Lines and Indentation in python , One of the first caveats programmers come...

One of the first caveats programmers come across when learning Python is the reality that there are no braces to point to blocks of code for class and function definitions or flow

Unix, How do I change file permissions? Every time I execute chmod commands...

How do I change file permissions? Every time I execute chmod commands it tells me permission denied.

Artificial interlligence, 7. Name and explain the action in Conceptual Depe...

7. Name and explain the action in Conceptual Dependency which refers to a transfer of possession.

Write a detailed note on colour balance, Question 1 Write a long note on s...

Question 1 Write a long note on setting up a typical on-location News Interview Question  2 Write a long note on how to work with presenters Question 3 Write long notes

Types of computer on basis of size and capabilities, Another way of classif...

Another way of classifying a computer system is based upon its size and capabilities: Microcomputers: Microcomputers are systems based on the use of microprocessors. A Micr

Microprocessor, what is computer mapped input / output

what is computer mapped input / output

What is mixing, Question 1 Briefly explain waveform Characteristics ...

Question 1 Briefly explain waveform Characteristics Question 2 Write a note on: types of Microphones Question 3 Briefly explain Magnetic Properties of Audiotape

Copmurer, Classify computer systems according to capacity. How they are dif...

Classify computer systems according to capacity. How they are different from computers according to the classification of technology. Provide comparative study also.

Algorithm, to print first n even numbers

to print first n even numbers

E - R diagram, draw the e r diagram for irctc rail ticket reservation onlin...

draw the e r diagram for irctc rail ticket reservation online

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