A Company Is Using an Amazon Aurora MySQL DB Cluster

question 45

Multiple Choice

A company is using an Amazon Aurora MySQL DB cluster that has point-in-time recovery, backtracking, and automatic backup enabled. A SysOps administrator needs to be able to roll back the DB cluster to a specific recovery point within the previous 72 hours. Restores must be completed in the same production DB cluster. Which solution will meet these requirements?

• A) Create an Aurora Replica. Promote the replica to replace the primary DB instance.
• B) Create an AWS Lambda function to restore an automatic backup to the existing DB cluster.
• C) Use backtracking to rewind the existing DB cluster to the desired recovery point.
• D) Use point-in-time recovery to restore the existing DB cluster to the desired recovery point.

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Definitions:

Cell Wall

The cell wall is a rigid layer that lies outside the plasma membrane of the cells of plants, fungi, and bacteria, providing strength and protection against mechanical stress and osmotic pressure.

Plasma Membrane

The membrane found at the boundary of cells, responsible for controlling the passage of substances in and out of the cell.

Telophase

The final stage of cell division (mitosis and meiosis), where the chromosomes arrive at opposite poles, nuclear membranes reform, and the cell begins to split.

Differentiation

The process by which cells become specialized in structure and function.