Matching Pairs Computer PartsOnline version Practice your computer parts by Tina Monks 1 Allows you to hear sound from the computer. 2 A device for typing letters, numbers, and symbols 3 Handheld device for moving the cursor around the screen. You can also click on it. 4 Displays information on a screen 5 Puts words and pictures onto paper 6 The brains of the computer. It processing information Keyboard Headphones Printer Mouse Monitor Central Processing Unit (CPU)