Isaca Certified Information Security Manager CISM Question # 21 Topic 3 Discussion

Isaca Certified Information Security Manager CISM Question # 21 Topic 3 Discussion

CISM Exam Topic 3 Question 21 Discussion:
Question #: 21
Topic #: 3

For an e-business that requires high availability, which of the following design principles is BEST?


A.

Manual failover to the website of another e-business that meets the user's needs


B.

A single point of entry allowing transactions to be received and processed quickly


C.

Intelligent middleware to direct transactions from a downed system to an alternative


D.

Availability of an adjacent cold site and a standby server with mirrored copies of critical data


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