TRM

Technical Reference Model

Simply said a TRM

describes the technologies you need, to support your business

Federal Enterprise Architecture Framework (FEAF), a defines a TRM as:

a component-driven, technical framework categorizing the standards and technologies to support and enable the delivery of Service Components and capabilities –FEAF Wikipedia

According to The Open Group Architecture Framework, a TRM:

provides a model and taxonomy of generic platform services

An example of a TRM:

figure 1: example of a TRM

TRM is used to classify IT components into domain, type and sub-types and manage their lifecycle.