A Company Is Running an On-Premises Application Comprised of a Web

question 108

Multiple Choice

A company is running an on-premises application comprised of a web tier, an application tier, and a MySQL database tier. The database is used primarily during business hours with random activity peaks throughout the day. A database specialist needs to improve the availability and reduce the cost of the MySQL database tier as part of the company's migration to AWS. Which MySQL database option would meet these requirements?

• A) Amazon RDS for MySQL with Multi-AZ
• B) Amazon Aurora Serverless MySQL cluster
• C) Amazon Aurora MySQL cluster
• D) Amazon RDS for MySQL with read replica

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Definitions:

Symmetrical

Describes a shape or distribution where one half is a mirror image of the other half.

Infinite

Describing a value, quantity, or space that is limitless or without end.

Interquartile Range

Range of the middle 50% of the scores in a set of data.

Variance

A statistical measure expressing the degree of dispersion or spread in a set of values, specifically the average of the squared differences from the mean.