A Company Is Creating an Architecture for a Mobile App

question 374

Multiple Choice

A company is creating an architecture for a mobile app that requires minimal latency for its users. The company's architecture consists of Amazon EC2 instances behind an Application Load Balancer running in an Auto Scaling group. The EC2 instances connect to Amazon RDS. Application beta testing showed there was a slowdown when reading the data. However the metrics indicate that the EC2 instances do not cross any CPU utilization thresholds. How can this issue be addressed?

• A) Reduce the threshold for CPU utilization in the Auto Scaling group.
• B) Replace the Application Load Balancer with a Network Load Balancer.
• C) Add read replicas for the RDS instances and direct read traffic to the replica.
• D) Add Multi-AZ support to the RDS instances and direct read traffic to the new EC2 instance.

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Definitions:

Activity-Based Costing

A costing approach that estimates the expense of products or services by determining the activities needed for their production, thus offering a more precise understanding of costs.

Product S

A specific item or model produced by a company for sale.

Activity-Based Costing

An accounting method that assigns costs to products and services based on the activities they require, offering more precise cost information.

Product Y1

Similar to Product G1, this term likely represents a specific product or model identified as "Y1" by a particular company or industry.