External consistency ensures that the data stored in the database is:

External consistency ensures that the data stored in the database is:
A .  in-consistent with the real world.
B .  remains consistant when sent from one system to another.
C .  consistent with the logical world.
D .  consistent with the real world.

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Answer: D

Explanation: External consistency ensures that the data stored in the database is consistent with the real world. Source: KRUTZ, Ronald L. & VINES, Russel D., The CISSP Prep Guide: Mastering the Ten Domains of Computer Security, 2001, John Wiley & Sons, page 33