FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -A digital camera is an input device that captures images (and sometimes video) digitally. Digital cameras use an image sensor chip to capture the image. However, it can also be used as an output device. The digital camera can send pictures to our computer.

Detailed explanation-2: -A webcam is used to input digital video or still pictures into a computer system. The factors that affect its performance are resolution and frame rate. A scanner converts documents into digital data.

Detailed explanation-3: -Input devices such as scanners and cameras allow you to capture and copy images into a computer. A scanner is a peripheral that reads images and converts them into electronic codes which can be understood by a computer.

Detailed explanation-4: -A scanner is a device that captures images from photographic prints, posters, magazine pages and similar sources for computer editing and display. Scanners work by converting the image on the document into digital information that can be stored on a computer through optical character recognition (OCR).