Advertisement Upgrade to remove ads



input device

enter data into computer

output device

conveys information

system unit

case that contains the devices

storage device

holds data, instructions and information for the future

Green Computing



is a collection of computers and devices connected together, often wirelessly, via communications devices and transmission.


is a world wide collection of networks that connects millions of businesses, government agencies, educational institutions ,and individuals

Social networking web site

encourages members to share their interests, ideas, stories, photos, music and videos with other registered users


also called a program tells the computer what tasks to perform and how to perform them.




develops software or writes the instructions that direct the computers process data into the information

personal computer


mobile computer

personal computer that you can carry from place to place

mobile device

computing device small enough to hold in your hand.

Game console

a mobile computing device designed for single- player or multiplayer video games.


controls access to the hardware, software, and other resources on a network. Provides a centralized storage area for programs, data and information.


is a large expensive, powerful computer that can handle hundreds or thousands of connected users simultaneously. Income tax

super commputer

that fastest most powerful computer. NASA uses these, heavy mathematical problems

embeded computer

is a special-purpose computer that function as a component in a larger product. Cameras, lights, keyboards, printers, video recorders, TV.

Please allow access to your computer’s microphone to use Voice Recording.

Having trouble? Click here for help.

We can’t access your microphone!



Reload the page to try again!


Press Cmd-0 to reset your zoom

Press Ctrl-0 to reset your zoom


Please upgrade Flash or install Chrome
to use Voice Recording.

For more help, see our troubleshooting page.

Your microphone is muted

For help fixing this issue, see this FAQ.

Star this term

You can study starred terms together

NEW! Voice Recording