I agree with the above posters. I would urge you to experiment, explore, try out things, even if they seem like they are not related or a completely different world. By trying different things within the 3D world, not only will you start to see what you like to do and what to carry on with, it will also give you a great…
So since your just starting out, I would suggest you do one or two very simple sample projects in a 3D package like Maya or 3Ds Max. like David mentioned they're both just tools so dont worry too much about which is better for your purposes at this point. I would just recommend looking through the documentation Autodesk…