I remember my first Airbus sim ride on the conversion course after several years on the 737. Yes, dead easy without any instruction. Although clearly, several sim rides and some time with a training captain on the line educated me properly about it before I was signed off.
As a previous poster says, up, down, left, right, faster, slower works the same as any aeroplane. The big difference is that the side-stick commands a 1g trajectory instead of a control surface movement but it's intuitive and not difficult.
And he will ..... overboost the engines in the process.
The FADEC won't let you.