Digital cameras now outsell film cameras and include features that are not found in film cameras such as the ability to shoot video and record audio. Digital cameras have also been integrated into many cell phones, although, because of the small, poor quality lenses and sensors in most of these phones, the quality of these pictures makes them unsuitable for making even moderate size prints. Digital cameras can take pictures and sometimes additionally record sound and video. Digital cameras also tend to be much more sensitive to moisture and extreme cold. Digital cameras can be much smaller than film cameras of equivalent quality People use digital photography in their work every day:- police officers, real estate agents, fire fighters and doctors, just to name a few.Digital photography has come a very long way in a few years. Digital photography, as opposed to film photography, uses electronic devices to record and capture the image as binary data. Digital photography has also been adopted by many amateur snapshot photographers, who take advantage of the convenience of the form when sending images by email, placing them on the World Wide Web, or displaying them in digital picture frames.Digital photography has been used in astronomy long before its use by the general public and had almost completely displaced photographic plates by the early 1980s. Digital photography enables you to experiment with the camera settings, different styles of images can be tried out, learn t from and techniques improved all without the expense of film processing.Some other devices, such as mobile phones, now include digital photography features. With the acceptable image quality and the other advantages of digital photography (particularly the time pressures of vital importance to daily newspapers) the majority of professional news photographers have begun capturing their images with digital cameras.Other commercial photographers, and many amateurs, have enthusiastically embraced digital photography because they believe that its flexibility and lower long-term costs outweigh its initial price disadvantages. Almost all of the cost of digital photography is capital cost, meaning that the cost is for the equipment needed to store and copy the images, and once purchased requires virtually no further expense outlay.The biggest advantage of digital photography over traditional film include: Instant review of pictures, with no wait for the film to be developed: if there’s a problem with a picture, the photographer can immediately correct the problem and take another picture.