A Web Application Runs on Amazon EC2 Instances Behind an Application

question 260

Multiple Choice

A web application runs on Amazon EC2 instances behind an Application Load Balancer. The application allows users to create custom reports of historical weather data. Generating a report can take up to 5 minutes. These long-running requests use many of the available incoming connections, making the system unresponsive to other users. How can a solutions architect make the system more responsive?

• A) Use Amazon SQS with AWS Lambda to generate reports.
• B) Increase the idle timeout on the Application Load Balancer to 5 minutes.
• C) Update the client-side application code to increase its request timeout to 5 minutes.
• D) Publish the reports to Amazon S3 and use Amazon CloudFront for downloading to the user.

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Definitions:

Social Role

The part individuals play as members of a social group, which comes with specific expectations, behaviors, and responsibilities.

Norm

A standard or rule of behavior that is considered typical or expected within a specific group or society.

Elevator

A platform or compartment housed in a shaft for raising and lowering people or goods between floors of a building.

Implicit Cultural Standard

Unwritten rules and expectations that govern behavior within a society, often absorbed unconsciously by its members.