You mean a pixel?
441 square inches
A desktop
box, computer screen, a TV, and waffles
cursor
Monitor.
21 x 21 = 441 square inches
On a computer screen, having many pixels per square inch means that there is higher graphics rendering. This terminology can be used to measure the graphics of a game system.
The page that displays the icons when you turn your computer on is called your home screen. Some people do call it the main screen as well.
I think it's called a pen tablet
Prompt or a C prompt
That would be the CPU or the Screen.
Its Called The Computer, The Top Part Is Called The Screen The Metal Box Is Also Called The Hard-drive