CompTIA Security+ Question B-70

The main corporate website has a service level agreement that requires availability 100% of the time, even in the case of a disaster. Which of the following would be required to meet this demand?

A. Warm site implementation for the datacenter
B. Geographically disparate site redundant datacenter
C. Localized clustering of the datacenter
D. Cold site implementation for the datacenter

Answer: B

Data backups, redundant systems, and disaster recovery plans all support availability. AN in this case a geographically disparate site redundant datacenter represents 100% availability regardless of whether a disaster event occurs.