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CISA® Certified Information Systems Auditor®: Study Guide, Third Edition by David Cannon

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Centralization versus Decentralization

Every organization will face the challenge of determining whether to use a centralized database or a distributed database application. The centralized database is easier to manage than a distributed system. However, the distributed system offers more flexibility and redundancy. The additional flexibility and redundancy of a distributed system carries higher implementation and support costs.

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Centralized systems are easier to manage. Centralized systems facilitate mandatory access controls (MAC) by eliminating local decisions on who or what can access the data. Decentralized systems increase the number of ...

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