Very helpful app for a beginner
As someone who is just getting in to the DSLR scene this app was very helpful and cleared up a lot of mystery. WARNING - this app gives a 101 level of knowledge on all the different need-to-knows of a DSLR so if you are an advanced pro who will just hate on it you might as well pass it up.
Tboss45 about
DSLR Photography Cheat Sheet