[Jeffbridge]

This cheat sheet will help you figure out what does what and why.

http://www.photographytalk.com/photograp...dslr-users

[MrB]

I still think that the following web site is a great way to learn. Wait for the page to load, scroll down to the concise explanations (if you need them), then have fun with the on-screen camera!

http://camerasim.com/apps/camera-simulator/

(And you don't have to be a beginner to enjoy it!)

Cheers.
Philip