lcd
for a+ its LCD
yes it does this but you might as well get a printer because that is mostly the printers job. a scanner also scans files on to the computer so you just put paper under the scanner and it will copy on to the computer
A scanner is a device that takes a picture or image of a physical document or object and converts it into a digital format that can be stored or manipulated on a computer. Scanners are commonly used to create digital copies of paper documents or photographs for easy storage or sharing.
Use BgInfo on each computer and the desktop will display the computer name or lots of other configurable information. Here is a link to it. http://technet.microsoft.com/en-us/sysinternals/bb897557.aspx
A video projector.
keyboard, scanner, mouse, speaker, light pen, touch screen and trackball.
In word processing, print preview refers to formatting a document for the printer, but then displaying it on the display screen instead of printing it.
An LCD projector is a type of video projector for displaying video, images or computer data on a screen or other flat surface
a monitor(screen)
Proper drivers are not installed
For text, it's the keyboard. For graphics, It can be a scanner. Sometimes you could also use a wacom tablet for drawing, if that's what you mean by graphics. And then there is the touch screen. (in certain computers)