enterprise architecture
(4) “enterprise architecture”— (A) means— (i) a strategic information asset base, which defines the mission; (ii) the information necessary to perform the mission; (iii) the technologies necessary to perform the mission; and (iv) the transitional processes for implementing new technologies in response to changing mission needs; and (B) includes— (i) a baseline architecture; (ii) a target architecture; and (iii) a sequencing plan;