A video card to allow the computer to send graphical information to display movement
and color from the monitor.
A modem to enable a faster and efficient connection to the Internet.
A floppy/USB drive to read the contenst of the inside the floppy/flash.
An input peripheral device (keyboard)to actually input the information.
A mouse
A printer to print the desired work.
And of course a monitor so you can see what you are doing!