– Also known as P&S, these are simple cameras in which the only tasks needed to take a photograph are to turn on the unit, point it at the subject and press the shutter button. Even most sophisticated, semi-pro and professional cameras have an Auto function that s essentially a P&S mode. Point-and-shoot has come to denote relatively small cameras that don t accept interchangeable lenses, even though some of them may offer advanced features and control options.