Photography is the art, science and practice of creating durable images by recording light or other electromagnetic radiation. Shooting can be chemical, using a light-sensitive materials, such as photographic film, even by electronic way, using the image sensor.
Digital photography, unlike the classic photography, does not use film, but generates an image through the electronic sensor as a set of binary data. This allows the preparation and editing of imagesto be made by a computer . Today, digital cameras except saving a picture,  can also record video and sound data.