well im a beginner like you, im running one ele shammy, two mages, one lock, one boomkin, tbh as first experience it was not easy for few hours but now im really on track and i love it despite seeing as a bit strange set up for some people (a prot pally is waiting to get granted levels at the end of my leveling) should ease for some pve content, so my advice is go for what you like, dont be discouraged at beginning if you try a harder set up, just get your fun