(e) Enterprise business operation defined In this section, the term enterprise business operations means those activities that constitute the cross-cutting business operations used by multiple components of the Department of Defense, but not those activities that are directly tied to a single military department or Department of Defense component. The term includes business-support functions designated by the Secretary of Defense or the Deputy Secretary of Defense for purposes of this section, such as aspects of financial management, healthcare, acquisition and procurement, supply chain and logistics, certain information technology, real property, and human resources operations. . (2) Clerical amendment The table of sections at the beginning of chapter 4 of such title is amended by inserting after the item relating to section 132 the following new item: 132a. Chief Management Officer. . (b) Management and oversight of defense business systems Section 2222 of such title is amended— (1) in subsection (c)(2), by striking the Chief Information Officer of the Department of Defense and inserting the Chief Management Officer of the Department of Defense