Final answer:
Mode Select Switches like Auto, T1, and T2 on cameras relate to different shooting modes. The Auto mode allows the camera to control all settings for a quick and easy shot. Modes T1 and T2 require additional context as they are specific to certain cameras, while semi-manual and manual modes offer varying degrees of control over shutter speed, aperture, and ISO.
Step-by-step explanation:
The modes on a camera such as Auto, T1, and T2 are related to the different shooting modes that can be selected by the photographer. The Auto mode allows the camera to make all of the decisions regarding shutter speed, aperture, and ISO to get a well-exposed photo. It's designed for ease of use and is ideal for beginners or situations where a quick shot is needed without fiddling with settings. The T1 and T2 modes, however, seem to be specific to a certain type of camera or system, requiring additional context to provide an accurate description. More typically, you might find modes like Aperture Priority (Av or A), Shutter Priority (Tv or S), and Manual (M) as semi-manual and manual shooting modes in many cameras. In semi-manual modes like Aperture or Shutter Priority, you can set either the aperture or shutter speed, respectively, and the camera will adjust the other settings to match for a correct exposure. The Manual mode gives full control over all settings to the photographer, which allows for more creative control but also requires a good understanding of how the settings affect the photo's outcome.