Terms from the Digital Camera world explained
JPEG - This graphic format is widely used and stands for Joint Photographic Experts Group, this is a technique which can usually be set to different levels of compression and is one of the most supported graphic formats.
Noise - In photographic terms noise means Grain or a random colour pattern on what is normally a continuous tone.
Optical Zoom - This is the true measure of the focal length of the lens.
Resolution - Size in pixels of the image.
Shutter Speed - The time the shutter on a film camera is open. Usually done for you by the electronics inside some cameras.
SmartMedia - Another removable memory type used to record digital images.
TIFF - Tagged Image File Format, this is a widely used format which does not compress at all so you could end up if you scanned a magazine cover with a 30mb or so file depending on your settings.
White Balance - Colour correction to deal with various lighting conditions.
