13. Which of the following is an OUTPUT device?

a projector
a scanner
a keyboard
a microphone
14. While David surfs the web, he regularly sees pop-up windows advertising free programs to make his computer run faster. How would you advise him to deal with these?

He should only install them if his computer is really running slow.
Ignore them.
As long as they are free, download all of them.
Download and install the programs, then delete them if they don't work.
15. Why have most people stopped using floppy disks?

They are too expensive and hard to use.
They are too heavy to carry around.
They don't hold enough information.
They are made form cancer-causing material.
16. Where should your keyboard be while you are using it?

as close to the screen as possible
about an arm's length from the edge of the desk
about halfway between the screen and the edge of the desk
at the edge of the desk
17. If you were typing an important report at school and needed to continue working on it at home, which of the following devices would be the most helpful?

hard disk drive
floppy disk
scanner
flash drive
18. Which eight keys should you place your fingers on when you first begin typing?

Z X C V M , . /
A S D F J K L ;
Q W E R U I O P
19. What are the first six letters on the first row of the QWERTY keyboard?

X C V B N M
A S D F G H
Q W E R T Y
A B C D E F
20. Which of the following could be both an input and an output device?

modem
printer
game controller
keyboard