A Company Has an Amazon EC2 Deployment That Has the Following

question 372

Multiple Choice

A company has an Amazon EC2 deployment that has the following architecture: An application tier that contains 8 m4.xlarge instances A Classic Load Balancer Amazon S3 as a persistent data store After one of the EC2 instances fails, users report very slow processing of their requests. A Solutions Architect must recommend design changes to maximize system reliability. The solution must minimize costs. What should the Solution Architect recommend?

• A) Migrate the existing EC2 instances to a serverless deployment using AWS Lambda functions
• B) Change the Classic Load Balancer to an Application Load Balancer
• C) Replace the application tier with m4.large instances in an Auto Scaling group
• D) Replace the application tier with 4 m4.2xlarge instances

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Definitions:

Buyer of a Put Option

An investor who acquires the right, but not the obligation, to sell a specified amount of an underlying asset at a predetermined price within a set time frame.

Underlying Asset

The financial asset upon which a derivative's price is based, including stocks, bonds, commodities, currencies, interest rates, and market indexes.

European Put Option

A financial contract that gives the holder the right, but not the obligation, to sell a specified amount of an underlying asset at a predetermined price before or at a specified expiration date.

Underlying Asset

An asset over which options or other derivative instruments are based, which can include stocks, bonds, commodities, or currencies.