Input devices

Without me, a computer would only be a display device and not allow users to interact with it.

• Processor

• Input device

• Output device

• Storage

All of the following devices are examples of input devices except

• Keyboard

• Scanner

• Speaker

• Digital Camera

I am the primary input device used with a computer.

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I am used in supermarkets, stores and warehouses where goods are marked with a set of lines that represents numbers. These lines hold information about each product for example. product ID, manufacturer, and country of origin.

• Barcode Reader

• Optical Mark Recognition

• Optical Character Recognition

• Magnetic Stripe Reader

I am used to read multiple choice examinations

• Magnetic Ink Character Recognition

• Optical Mark Recognition

• Optical Character Recognition

• Chip and Pin Reader

I am used to input text, images, and graphics into the computer

• Keyboard

• Joystick

• Mouse

• Scanner

Direct Data Entry devices require much of human interaction

• True

• False

A device that controls the movement of the cursor or pointer on a display screen

• Joy stick

• keyboard

• mouse

• Microphone

The first step in data processing

• storage

• process

• input

• output

All of the following are used to input images except

• digital camera

• monitor

• scanner

• web cam