A Company Is Running a Multi-Tier Ecommerce Web Application in the AWS

question 541

Multiple Choice

A company is running a multi-tier ecommerce web application in the AWS Cloud. The application runs on Amazon EC2 Instances with an Amazon RDS MySQL Multi-AZ DB instance. Amazon RDS is configured with the latest generation instance with 2,000 GB of storage in an Amazon Elastic Block Store (Amazon EBS) General Purpose SSD (gp2) volume. The database performance impacts the application during periods of high demand. After analyzing the logs in Amazon CloudWatch Logs, a database administrator finds that the application performance always degrades when the number of read and write IOPS is higher than 6.000. What should a solutions architect do to improve the application performance?

• A) Replace the volume with a Magnetic volume.
• B) Increase the number of IOPS on the gp2 volume.
• C) Replace the volume with a Provisioned IOPS (PIOPS) volume.
• D) Replace the 2,000 GB gp2 volume with two 1,000 GBgp2 volumes.

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Definitions:

J1939 Bus Communications

is a protocol based on Controller Area Network (CAN) for heavy-duty vehicular applications, providing a standard for truck and bus communication, including engine data exchange, diagnostics, and control.

WT ECU

Water Temperature Electronic Control Unit, a component in a vehicle's electronic system that monitors and regulates the engine's coolant temperature.

PTO Mode

Power Take-Off mode; a feature in vehicles and machinery that allows them to transfer engine power to auxiliary equipment or attachments.

Allison World Transmission

A range of automatic transmissions designed by Allison Transmission for heavy-duty commercial vehicles, known for durability and efficiency.