How Do I Distinguish Between Various DVI Configurations?

Shown below DVI connector interfaces that can be identified by the PIN configuration.

They include DVI-A (Analog Only), DVI-D (Digital Only) and DVI-I (Analog and Digital). In addition, single link and dual link configurations exist for both DVI-D and DVI-I.

DVI-I Single Link (Analog & Digital):

Three rows of 6 pins and 2 contacts above and below the flat blade  

DVI-I Dual Link (Analog & Digital):

Three rows of 8 pins and 2 contacts above and below the flat blade 

DVI-D Single Link (Digital only):

Three rows of 6 pins and no contacts above or below the flat blade  

DVI-D Dual Link (Digital only):

Three rows of 8 pins and no contacts above or below the flat blade 

DVI-A (Analog Only):

One row of 5 pins, one row of 3 pins and one row of 4 pins with 2 contacts above and below the flat blade