How to Check Your InterSystems Cache ODBC Driver Version

A surprising feature of the InterSystems Cache ODBC driver is that in Windows Programs and Features, all versions are listed as version 1.00.0000. If you download version 2010.1.2.600.0, it is listed as version 1.00.0000 in Programs and Features. If download version 2018.1.2.309.5, it too is listed as version 1.00.0000. So how can you see which version of the Cache ODBC driver you have installed?