SOA-C02 · Question #727
SOA-C02 Question #727: Real Exam Question with Answer & Explanation
The correct answer is A: Associate the Route 53 health check with the primary server's DNS record.. Failover routing works only when the primary record is associated with a health check. Without that association, Route 53 can’t mark the primary as unhealthy and switch queries to the backup
Question
A company configures an Amazon Route 53 public hosted zone. The company wants traffic to fail over to a backup web server whenever the primary web server becomes unreachable. The company configures a Route 53 health check for the primary web server. A connectivity issue causes the primary server to be unreachable. However, traffic does not fail over to the backup server. A SysOps administrator must resolve the failover issue. Which solution will meet this requirement?
Options
- AAssociate the Route 53 health check with the primary server's DNS record.
- BConfigure a Route 53 health check for the backup web server.
- CSeta TTL of zero for the primary server's DNS record.
- DEnsure that the backup web server is in the same AWS Region as the primary web server.
Explanation
Failover routing works only when the primary record is associated with a health check. Without that association, Route 53 can’t mark the primary as unhealthy and switch queries to the backup
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