Network of Fusion Centers and make upgrades to such systems, as appropriate. Such assessment shall include the following: (1) An evaluation of the security, accessibility, and ease of use of such systems by fusion centers in the National Network of Fusion Centers. (2) A review to determine how to establish improved interoperability of departmental information systems with existing information systems used by fusion centers in the National Network of Fusion Centers. (3) An evaluation of participation levels of departmental components and offices of information systems used to share homeland security information with fusion centers in the National Network of Fusion Centers. (b) Definitions In this section— (1) the terms fusion center and National Network of Fusion Centers have the meanings given those terms in section 210A(j) of the Homeland Security Act of 2002 ( 6 U.S.C. 124h(j) ), as amended by this title