Information Technology: Architecture Needed to Guide Modernization of DOD's Financial Operations : Report to the Secretary of Defense

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U.S. General Accounting Office, 2001 - 39 páginas
 

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Página 4 - Because DOD is one of the largest and most complex organizations in the world, overhauling its business operations represents a huge management challenge. In fiscal year 2003, DOD reported that its operations involved over $1 trillion in assets, nearly $1.6 trillion in liabilities, approximately 3.3 million military and civilian personnel, and disbursements of over $416 billion.
Página 4 - DOD operations spans a wide range of defense organizations, including the military services and their respective major commands and functional activities, numerous large defense agencies and field activities, and various combatant and joint operational commands that are responsible for military operations for specific geographic regions or theaters of operation.
Página 2 - Air Traffic Control: Complete and Enforced Architecture Needed for FAA Systems Modernization (GAO/AIMD-97-30, February 3, 1997); and Air Traffic Control: Improved Cost Information Needed to Make Billion Dollar Modernization Investment Decisions (GAO/AIMD-97-20, January 22, 1997).
Página 30 - DOD components' financial management investments to • deployment of systems that have already been fully tested and involve no additional development or acquisition cost; • stay-in-business maintenance needed to keep existing systems operational; • management controls needed to effectively invest in modernized systems; and • new systems or existing system changes that are congressionally directed or are relatively small...
Página 9 - The architecture describes the enterprise's operations in both (1) logical terms, such as interrelated business processes and business rules, information needs and flows, and work locations and users, and (2) technical terms, such as hardware, software, data, communications, and security attributes and performance standards. It provides these perspectives both for the enterprise's current or "as is...
Página 9 - Departments (Financial Management and Comptroller); Assistant Secretary of the Army (Acquisition, Logistics and Technology); Assistant Secretary of the Navy (Research, Development and Acquisition); Assistant Secretary of the Air Force (Acquisition...
Página 1 - Other key IT management capacities that DHS will need to establish include investment and acquisition management processes, effective IT security, and secure communications networks. An Enterprise Architecture Effectively managing a large and complex endeavor requires, among other things, a well-defined and enforced blueprint for operational and technological change, commonly referred to as an enterprise architecture. Developing, maintaining, and using enterprise architectures is a leading practice...
Página 10 - It provides these perspectives both for the enterprise's current or "as is" environment and for its target or "to be" environment, as well as an IT capital investment road map for moving between the two environments. The development, implementation, and maintenance of enterprise architectures are recognized hallmarks of successful public and private sector organizations. Managed properly, an enterprise architecture can clarify and help optimize the interdependencies and interrelationships among an...
Página 1 - ... architectures is a best practice in information technology (IT) management followed by leading public and private organizations and is required by the Clinger-Cohen Act of 1996, the Office of Management and Budget (OMB), and DOD.
Página 12 - ... as well as the relationships among artifacts, that are needed to produce a useful enterprise architecture. Briefly, the framework decomposes an enterprise architecture into three primary views (windows into how the enterprise operates): the operational, systems, and technical views. According to DOD, the three interdependent views are needed to ensure that IT systems are developed and implemented in an interoperable and cost-effective manner. Each of these views is summarized below.

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