Information Technology Architecture

Definition
An Information Technology Architecture (ITA) is

"the documentation of the relationships among business and management processes and information technology that ensure:


 * alignment of the requirements for agency-sponsored information systems (as defined in OMB Circular A-130) with the processes that support the agency's missions and goals;
 * adequate interoperability, redundancy, and security of information systems; and,
 * the application and maintenance of a collection of standards by which the agency evaluates and acquires new systems."