If you mean 'wong' as an expression, then the mistake is far worse; you've made nonsense.
Anyway. I've already stated the advantages of DX11 over DX9:
<snip>
And yet, everything you stated is wrong. You have bought into the marketing of a product and have absolutely no technical basis for any of your claims.
Did you know AMD and NVidia have been in talks over producing a new graphical API to get around the bloat of DX11? That is how bad the performance is. Thier hardware is being strangled by the overhead.
The rest is just nonsense. Just because Microsoft provides a library function for something does not mean it cannot be done in any other version of DirectX.