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SOA-C02 · Question #116

A company hosts a web portal on Amazon EC2 instances. The web portal uses an Elastic Load Balancer (ELB) and Amazon Route 53 for its public DNS service. The ELB and the EC2 instances are deployed by…

The correct answer is B. Deploy a copy of the stack in the us-west-2 Region. When you create a hosted zone, Route 53 automatically creates a name server (NS) record and a start of authority (SOA) record for the zone. https://docs.aws.amazon.com/Route53/latest/DeveloperGuide/migrate-dns-domain-in- use.html#migrate-dns-create-hosted-zone

Submitted by yasin.bd· Mar 30, 2026Reliability and Business Continuity

Question

A company hosts a web portal on Amazon EC2 instances. The web portal uses an Elastic Load Balancer (ELB) and Amazon Route 53 for its public DNS service. The ELB and the EC2 instances are deployed by way of a single AWS CloudFormation stack in the us-east-1 Region. The web portal must be highly available across multiple Regions. Which configuration will meet these requirements?

Options

  • ADeploy a copy of the stack in the us-west-2 Region.
  • BDeploy a copy of the stack in the us-west-2 Region.
  • CDeploy a new group of EC2 instances in the us-west-2 Region.
  • DDeploy a new group of EC2 instances in the us-west-2 Region.

How the community answered

(21 responses)
  • A
    5% (1)
  • B
    76% (16)
  • C
    14% (3)
  • D
    5% (1)

Explanation

When you create a hosted zone, Route 53 automatically creates a name server (NS) record and a start of authority (SOA) record for the zone. https://docs.aws.amazon.com/Route53/latest/DeveloperGuide/migrate-dns-domain-in- use.html#migrate-dns-create-hosted-zone

Topics

#multi-region HA#CloudFormation#ELB#Route 53

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