There is a template for naming your project files, stick to it. Most of this information should be in your float booking. If you are unsure, ask the post producer. Project names should made up as follows:
This results in: 24301_TP_HP_SHP95XX_MDL_V001
Effectively, you can follow these steps
The take name is comprised of the product’s CTN number, a feature name or number, and a shot number. We always follow this structure.
The rendered take would be called: 02_XP9401_SH010 Here 02 is the number of the feature, XP9401 is the product identifier and SH010 is the shot number.

The CGI output name is built through a series of render variables in the output path.
\\10.30.1.35\CLIENT-NAME\PROJECT-NAME\03_ASSETS\03_3D_RENDERS\$camera\$prj\$take\$take_