An Existing, Deployed Solution Uses Amazon EC2 Instances with Amazon

question 95

Multiple Choice

An existing, deployed solution uses Amazon EC2 instances with Amazon EBS General Purpose SSD volumes, am Amazon RDS PostgreSQL database, an Amazon EFS file system, and static objects stored in an Amazon S3 bucket. The Security team now mandates that at-rest encryption be turned on immediately for all aspects of the application, without creating new resources and without any downtime. To satisfy the requirements, which one of these services can the SysOps Administrator enable at-rest encryption on?

• A) EBS General Purpose SSD volumes
• B) RDS PostgreSQL database
• C) Amazon EFS file systems
• D) S3 objects within a bucket

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Definitions:

Salvage Value

The anticipated amount an asset is expected to sell for once it reaches the end of its life span.

Pretax Return

The income or profit earned by a business before the deduction of tax.

Net Present Value

A financial metric that calculates the difference between the present value of cash inflows and outflows over a period of time, used to assess the profitability of an investment.

Annual Cash Savings

The amount of money saved over the course of a year as a result of cost-cutting measures, efficiency improvements, or other savings opportunities.