A categorization system for photographs depends entirely upon a photographer's workflow. Some may prefer categorizing by date and time, whereas others will do it by subject.
jpeg
Images maily come in: jpg/jpeg, gif, and png
Yes, you can. Just go to Insert --> Picture --> From File (in ms office 2007/2010)
You can find free digital images online at lots of websites. Some of the websites where you can find free digital images at are Free Digital Photos, Wikimedia, Flickr, Morgue File, Stock Vault, Pic Drome, Pd Photo, From Old Books and Deviant Art.
It may be in the file's properties, or otherwise embedded in metadata.
Yes.
JPG (or JPEG), RAW and TIFF
Digital radiovisograph is equipped with special image analysis software, and in digital technology it is possible to enlarge the images and their saving in the patient's file.
JPEG images (jpeg, jpg) use compression formats to reduce the data file size for digital images. While this causes a loss of image quality, it enables images to be more efficiently stored and transmitted.
Images can be stored in JPG, TGA, or RAW formats, as well as several proprietary formats, such as NAR format used by Nokia.
There are 3 formats that are most used. There are more but the most common are: .png .jpg (same as .jpeg) .gif (for animated images)
Photographs and artwork are the initial sources of any images, including digital.