Output devices, Basic Computer Science

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. 

Posted Date: 9/14/2012 5:34:06 AM | Location : United States







Related Discussions:- Output devices, Assignment Help, Ask Question on Output devices, Get Answer, Expert's Help, Output devices Discussions

Write discussion on Output devices
Your posts are moderated
Related Questions
The divisions which make a macro are: • Declaration of the macro Code of the macro Macro termination directive The assertion of the macro is done the following way: Name Macro [par

Search strategy-artificial intelligence: Soundness: You  can hear  in  some  application domains  -  i.e.  automated  theorem proving - that a search is "sound and complet

APPLICATION SOFTWARE Application Software generally is the software which is used to generate customized applications for the clients. Ex: Word Star, Lotus 1-2-3, Ms-

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


QUESTION (a) Consider a system with input x[n] and output y[n] that satisfy the difference equation:                                   Y[n] = x[n] + 0.5 x[n-2] + 0.2 x[n+1]


Storage Mechanism of Magnetic disk: Storage Mechanism: Magnetic disk drives contain metal disks that are coated on both sides with an iron oxide recording material. Several


what is ms dos?