The single player levels are just basic training missions, not like Counter-Strike: Condition Zero - Deleted Scenes.
By version 2.0, do you mean America's Army:Fire Fight?
I dont know about it as I havent played it but as far as AA: Vanguard is concerened, it's single player experience constituted solely of atending lectures and shooting ranges, and oh yes, jumping from a parachute training tower!