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You have deployed a web application targeting a global audience across multiple AWS Regions under the
domain name.example.com. You decide to use Route53 Latency-Based Routing to serve web requests to users
from the region closest to the user. To provide business continuity in the event of server downtime you
configure weighted record sets associated with two web servers in separate Availability Zones per region.
Dunning a DR test you notice that when you disable all web servers in one of the regions Route53 does not
automatically direct all users to the other region. What could be happening? (Choose 2 answers)

A.
Latency resource record sets cannot be used in combination with weighted resource record sets.

B.
You did not setup an http health check tor one or more of the weighted resource record sets associated
with me disabled web servers.

C.
The value of the weight associated with the latency alias resource record set in the region with the disabled
servers is higher than the weight for the other region.

D.
One of the two working web servers in the other region did not pass its HTTP health check.

E.
You did not set “Evaluate Target Health” to “Yes” on the latency alias resource record set associated with
example com in the region where you disabled the servers.

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