A Company Manages Its Own Amazon EC2 Instances That Run

question 463

Multiple Choice

A company manages its own Amazon EC2 instances that run MySQL databases. The company is manually managing replication and scaling as demand increases or decreases. The company needs a new solution that simplifies the process of adding or removing compute capacity to or from its database tier as needed. The solution also must offer improved performance, scaling, and durability with minimal effort from operations. Which solution meets these requirements?

• A) Migrate the databases to Amazon Aurora Serverless for Aurora MySQL.
• B) Migrate the databases to Amazon Aurora Serverless for Aurora PostgreSQL.
• C) Combine the databases into one larger MySQL database. Run the larger database on larger EC2 instances.
• D) Create an EC2 Auto Scaling group for the database tier. Migrate the existing databases to the new environment.

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Definitions:

Labor Force

The aggregate sum of individuals working or actively looking for work in an economic system.

Marginal Rate

The rate at which one variable changes as another variable changes by one unit, commonly used in the context of tax rates or marginal rate of substitution in economics.

Transformation

The process of changing the state, form, or structure of something, often seen in contexts ranging from technology to economics.

Production Possibility

Represents various combinations of amounts of two or more goods or services that can be produced within a given time period, with a given amount of resources, and with technology constraints.