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

Coaxial cables, Coaxial Cables: Another metallic transmission medium w...

Coaxial Cables: Another metallic transmission medium which offers a large bandwidth, is the coaxial cable. Such cables consist of an outer protective shell made of copper tube

Algorithms, write algotithm and flow chart for largest of 3 numbers

write algotithm and flow chart for largest of 3 numbers

Variable - concept of programming language, Variable - Concept of programmi...

Variable - Concept of programming language: Variable: As referencing memory by its physical address is very tedious, variable names are used. A variable is a symbolic name giv

Explain the concept of a transition graph, Question 1 Define the concept o...

Question 1 Define the concept of equivalence relation. Give atleast two examples of equivalence relation Question 2 Prove that a graph G is connected if and only if it has a

REMOTE DESKTOP, I WANT TO CONNECT A PC WIYH MY PC THROUGH REMOTE DESKTOP. W...

I WANT TO CONNECT A PC WIYH MY PC THROUGH REMOTE DESKTOP. WHAT I DO TELL ME PLEASE

Syntax - programming language, Syntax: Syntax provides the structure a...

Syntax: Syntax provides the structure and how to formulate the phrase or sentence w.r.t grammar of the language. It tells us about which composition is allowed from the charac

Provide a goms description of the procedure, Question : (a) You want to...

Question : (a) You want to perform the task of sending an e-mail message to three of your friends. You can assume that the email addresses, of the people you want to send the e

Explain application and system software, Question 1 Explanation of impact ...

Question 1 Explanation of impact of Information Technology on governments Question 2 Explain application and system software Question 3 Briefly explain real time a

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

Describe CPU registers , The CPU has four internal registers, each of 16 bi...

The CPU has four internal registers, each of 16 bits. The first four, AX, BX, CX, and DX are common use registers and can also be used as 8 bit registers, if used in such a way it

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