nI'm the
Registration Authority, and that's it (the Monolithic Approach).
nI will do my bit, you can add to it
(the Hierarchical Approach).
nLet's use as much as possible of existing
naming
(the Pragmatic
Approach).
nMarriages, marriages, marriages.
nFor
example, ISO Biometrics work uses a centralised registration authority (Monolithic Approach), but has an Annex that formally defines its allocations as part of an ASN.1 OID (Hierachical Approach)