Like this study set? Create a free account to save it.

Sign up for an account

Already have a Quizlet account? .

Create an account


a device that can receive store process and transmit data

3 task involved in a computer application

input process output

computer program

is a set of instructions for the computer to follow

computers are classified according to

speed cost and size

types of computers

microcomputers minicomputers mainframes supercomputers

computer hardware

physical components of a computer that you can see and touch

input devises

keyboard mouse scanner


processes all the data

memory unit

storse the data

1 or 0

bit (binary digit)


equals 8 bits


temporarily stores data (power off data gone)


can read data but not change it (power off data still there)

output devises

monitor printer


grid of pixels

external storage devises

diklettes (floppy disk)

4 essential components of data communication

sender channel receiver protocols

types of ports

serial port parallel port and usb

network communication

enables you to share data


comunicate over long distances

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

Having trouble? Click here for help.

We can’t access your microphone!

Click the icon above to update your browser permissions and try again


Reload the page to try again!


Press Cmd-0 to reset your zoom

Press Ctrl-0 to reset your zoom

It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.

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

Voice Recording