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

Time sharing system , Time Sharing System: With the use multiprogrammi...

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

Operating system, Does Process Manager in Operating System know the depende...

Does Process Manager in Operating System know the dependency order that Process A depends on Process B?

Data processing, Data Processing : Processing data is the most complex fun...

Data Processing : Processing data is the most complex function of a computer system. It is where the computer itself (as opposed to a peripheral, e.g. a visual display unit or a p

Optical mark recognition, Optical Mark Recognition (OMR): OMR is the s...

Optical Mark Recognition (OMR): OMR is the scanning of paper to detect the presence or absence of a mark in a predetermined position. Now days, it is used as an input device f

IPC in linux, to do a assignment regarding IPC in linux

to do a assignment regarding IPC in linux

Write the steps for applying animations, Question Write the steps for a...

Question Write the steps for applying animations. Prepare a presentation of 5 slides in a creative for any topic in your semester (research methods/Business strategy/Financial

Define interlibrary lending, QUESTION (i) Define each of the following ...

QUESTION (i) Define each of the following terms: a) Interlibrary lending b) Manuscript c) Papyrus d) Community profile e) Mauritiana (ii) Explain with example

Find shortest path in network, Find shortest path from node 1 to node 10 in...

Find shortest path from node 1 to node 10 in the network shown in figure, also find shortest path from node 3 to node 10. Please write all steps to finding shortest path mechanism

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