Input and output device

Input device is to store the information in the computer like keyboards,pointing device and touch screen.
Keyboard - Is a typing device that put text into the computer.

• Things that are goods about keyboard is some of the people said it easy to use.
• Things that is bad about keyboard is there are limited for people with arm/wrist problem find that keyboard is hard to use.

Moues - Moues is a device that use to point at the icon on the monitor.

• Things that is good about mouse is one it light weight and it better than use tracker-ball it not to expensive to.
• Things that is not good about mouse is one it easy to break some of it. Second is the same problem as the keyboard people that have problem with arm/wrist find it hard to used. 

Output device is to store out the information printer,projector and monitors.

Monitor TFT 

• things that is good about the TFT monitor is there got lighter weight than CRT monitor.
• Thing that is not good about TFT monitor is the quality of the monitor is not clear or good as CRT monitor.

Projector - Projector is a device that use to show the picture or other of the computer.

• Thing that is good about is easy to see in big group of people.

• Thing that is bad about is sometime the image can be bad or fuzzy and it can be expensive.