Just get MP3000's on 2" pop-up heads married to a 1" pvc line. If you choose to put it on top of the ground, so be it, but you wont get anyone here to tell you that is a good idea. For just starting out, putting down some water and getting some turf established is better than not. Go forth and do it form the hose-bib, you'll be fine.
Crayons taste like Purple