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

Explain the universal nand and nor gates, Question 1 Describe the followin...

Question 1 Describe the following- Binary Number System b. Octal Number System Hexadecimal Number System   Question 2 Describe the Canonical Logical Forms-

Satellite transmission, Satellite Transmission: Satellites use microwa...

Satellite Transmission: Satellites use microwave frequencies and techniques. Satellites used for message transmission (as opposed to those, which travel around the earth on st

Microprocessor, what is computer mapped input / output

what is computer mapped input / output

Application-specific multiprocessors, Application-Specific Multiprocessors ...

Application-Specific Multiprocessors Although this book details a variety of similar architectures, it specializes in the design of such architectures in the perspective of par

Flowchart looping, create a flowchart showing average score for the 3 quizz...

create a flowchart showing average score for the 3 quizzes assume that there are 3 sections each having 5 students the only valid number to be entered is 1-100 for the quizzes shou

Python Identifiers, A Python identifier is a name used for classify a funct...

A Python identifier is a name used for classify a function, variable, class, module or any other object. An identifier begins with a letter A to Z or a to z or an underscore (_) fo

Eeprom, Ask queswhat is the advanages of eeprom?

Ask queswhat is the advanages of eeprom?

Disk output, Disk output : You will already have decided whether to u...

Disk output : You will already have decided whether to use a hard disk or floppies for storing data. An important point of disk management is to ensure a secure method of kee

Search strategies, Search strategies are evaluated along four main dimensio...

Search strategies are evaluated along four main dimensions. Name those dimensions and briefly describe each one

What are the various skills needed for broadcasting and film, Question 1 W...

Question 1 What are the various skills needed for broadcasting and film? Question 2 What is a 2 dimensional animations and 3 dimensional animations? Question 3 Different

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