Starting Mongo:
- open cmd prompt to C:\mongodb\bin and run mongod.exe (this is your server)
- open new cmd prompt to C:\mongodb\bin and run mongo.exe (this is your query window)

- change to use "racktracker" database. (use racetracker)
-- racetypes collection

- "show collections" will show all of our collections
http://docs.mongodb.org/manual/tutorial/getting-started-with-the-mongo-shell/