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:

Single Byte

The unit of digital information in computing and telecommunications that most often consists of eight bits.

Kilobyte

A unit of memory or data equal to 1,024 bytes, used to quantify digital information.

Bytes

Fundamental units of digital information in computing and telecommunications, typically consisting of 8 bits.

Petabyte

A unit of digital information storage equal to 1,024 terabytes or approximately a million gigabytes, often used to measure large data volumes.