SOA-C03 Question #107: Real Exam Question with Answer & Explanation

The correct answer is C: CNAME record. another domain name (e.g., app.example.com). This allows users to access the application using the company’s custom domain while DNS resolution automatically points to the external hostname. Alias records are used for AWS resources like CloudFront or ELB, not external

Submitted by tunde_lagos· Mar 5, 2026

Question

A company's application is hosted by an internet provider at app.example.com. The company manages with Amazon Route 53. Which Route 53 record should be created to address this?

Options

AA record
BAlias record
CCNAME record
DPointer (PTR) record

Explanation

another domain name (e.g., app.example.com). This allows users to access the application using the company’s custom domain while DNS resolution automatically points to the external hostname. Alias records are used for AWS resources like CloudFront or ELB, not external

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