微软的ASP。NET和Web工具2015 - DNX和DNVM

I have a doubt regarding Microsoft ASP.NET and Web Tools 2015 and the installations of DNX and DNVM. My point is the following: on the official ASP.NET Github there is outlined a procedure for installing DNVM and DNX. To install DNVM one runs the following command on CMD:I have a doubt regarding Microsoft ASP.NET and