What is the the definition for?
Allows the user to put data into the computer

• Input Device
• Output Device

Is it an input or output device?

• Input

• Output

• Input and output

• I don't know

You can use this to input printed papers to a computer ?

• Trackerball

• Scanner

• Keyboard

• Mouse

Is it input or output device?

• Input device

• Output device

• Both of them

• None of them

Is this Input or Output device?

• Input

• Output

• Both

• None of them