It consists of right left button and scroll.
Other input devices are
- Optical devices
- Radio Frequencies etc
It is videos display output device. There are two type of monitor black and white and color monitor.
Resolution of monitor consist of number of pixels .higher the pixels more better image quality and greater resolution. More resolution more clear, sharp and smooth will be displayed item.
1 byte specify color and characteristics
1280 x 1024 resolutions
= 1310720 pixel
2# Response time
Time taken by monitor to turn off and On. It takes million second to turn on and off.
Greater will be the pixels smaller will be the response time.
The unit use for brightness is nit.
It ranges from 250 to 550
It is distance between two consecutive pixels it is in mm.
It is of two types