An Online Learning Company Is Migrating to the AWS Cloud

question 100

Multiple Choice

An online learning company is migrating to the AWS Cloud. The company maintains its student records in a PostgreSQL database. The company needs a solution in which its data is available and online across multiple AWS Regions at all times. Which solution will meet these requirements with the LEAST amount of operational overhead?

• A) Migrate the PostgreSQL database to a PostgreSQL cluster on Amazon EC2 instances.
• B) Migrate the PostgreSQL database to an Amazon RDS for PostgreSQL DB instance with the Multi-AZ feature turned on.
• C) Migrate the PostgreSQL database to an Amazon RDS for PostgreSQL DB instance. Create a read replica in another Region.
• D) Migrate the PostgreSQL database to an Amazon RDS for PostgreSQL DB instance. Set up DB snapshots to be copied to another Region.

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Definitions:

Possible

Capable of happening, existing, or being true without contradiction within a given context.

Ought

Expresses a sense of duty, obligation, or appropriateness, often linked to moral or societal standards.

Ideal Self

A person's concept of how they would like to be, encompassing their goals, aspirations, and standards of perfection.

Actual Self

Refers to an individual's perception of themselves as they are, in contrast to how they might wish to be or believe they should be.