A digital camera records and stores photographic images in digital form that can be fed to a computer as the impressions are recorded or stored in the camera for later loading into a computer or printer. Currently, Kodak, Canon, and several other companies make digital cameras.
A Webcam is also an input device and it work like a Digital Camera, but it has limited fuctions than Digital Camera. A Webcam is use for Video Chating and also taking photos like digital camera.
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