A Company Runs a Web Application That Users Access Using

question 850

Multiple Choice

A company runs a web application that users access using the domain name www.example.com. The company manages the domain name using Amazon Route 53. The company created an Amazon CloudFront distribution in front of the application and would like www.example.com to access the application though CloudFront. What is the MOST cost-effective way to achieve this?

• A) Create a CNAME record in Amazon Route 53 that points to the CloudFront distribution URL.
• B) Create an ALIAS record in Amazon Route 53 that points to the CloudFront distribution URL.
• C) Create an A record in Amazon Route 53 that points to the public IP address of the web application.
• D) Create a PTR record in Amazon Route 53 that points to the public IP address of the web application.

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Definitions:

AgBr

Silver bromide, a chemical compound used in photographic films and papers.

Lead(II) Nitrate

A white to colorless crystalline chemical compound used in making other lead compounds and some pyrotechnics.

Sodium Chloride

A white crystalline compound known as table salt, widely used in food seasoning and preservation; its chemical formula is NaCl.

Lead(II) Chloride

A chemical compound with the formula PbCl2, known for its white crystalline appearance and poor solubility in water.