Know Your Computer

The devices that give data or instructions to the computer are called __________

Which device allows the user to input letters, numbers, and other characters into a computer?

• Mouse

• Scanner

• Keyboard

• Joystick

What is the function of a mouse?

• To display text and pictures

• To record images in a digital form

• To control a machine

• To move the pointer on the screen

The two types of computer mice used are ________

Which type of mouse uses a roller ball to move on a flat surface?

• Optical mouse

• Web camera

• Joystick

• Mouse with a roller ball

What is the purpose of a joystick?

• To display text and pictures

• To record images in a digital form

• To control a machine; often used for playing computer games.

• To move the pointer on the screen

What is a touch screen?

• A device that transfers data into the computer

• A device that displays a result or information

• A computer screen that acts as both an input and output device

• A device used to read barcodes

What is the function of a scanner?

• To transfer data into the computer

• To display a result or information

• To record images in a digital form

• To read barcodes

What is the purpose of a barcode reader?

• To transfer data into the computer

• To display a result or information

• To record images in a digital form

• To read barcodes

What is the function of a digital camera?

• To transfer data into the computer

• To display a result or information

• To record images in a digital form

• To read barcodes