
An IT service is a software component of an application, that can't be deployed alone and that realizes a sub-set of the functionalities of this application either for end users of this application or inside the application (or another application). This includes batch programs.
To access the list of IT Services from the Business Architecture navigation pane:

Select
Functional Architecture > IT Services.
The list of IT services appears in the edit area.
The complete description of an IT Service is accessed from its properties pages.
The Characteristics properties page for an IT Service provides access to:
• its Owner, by default during creation of the IT service, the current library.
• its Name,
• the text of its Description.
• the Technologies section provides access to the list of Software Technologies used by the IT Service.

A software technology is a basic component necessary for operation of business applications. Software technologies include all basic software such as: application server, electronic mail server, software components for presentation, data entry, storage, business information sharing, operating systems, middleware, navigators, etc.