Input DevicesInput Devices
• Input devices allow us to enter data into the computer system
– Mouse– Keyboard– Graphics Tablet– TrackPad– Touch-sensitive screen
- Scanner - Digital Camera- Webcam- Microphone- Joystick
•Used to point and select
•Used to enter text and numbers
•Used to draw freehand using a hand held pointer on a board
Track Pad• User moves finger over plate to control
movement of pointer on the screen
Left Click Right Click
• A screen with sensitive areas on it
• The user presses these areas to input instructions
• Used to control actions usually when playing a game
• Used to enter printed text or graphics
• Hand Held Scanner FlatBed Scanner
Optical Character Recognition (OCR) Software is used to scan text
• Used to take photos and store them digitally for transfer onto a computer
• Used to record moving pictures and store them (on videotape, or a DVD, or a memory card)
•Used to allow sound to be input
• Small digital video camera used to capture and send images/video across the internet
User wears a headset and data gloves to interact with a digital (pretend/virtual) world. The input device is the data gloves.
Credit