A Company's Popular Global Web Application Is Hosted on Amazon

question 311

Multiple Choice

A company's popular global web application is hosted on Amazon EC2 instances behind an Application Load Balancer (ALB) using an Auto Scaling group. The company is launching a new feature and expects unpredictable spikes in web traffic. The site currently includes a large amount of media content, and the new feature adds the ability to submit ratings and comments that will be stored in a new Amazon DynamoDB table. A DevOps Engineer is tasked with ensuring the web application can scale with the increased traffic and workload Which combination of steps will accomplish this? (Choose two.)

• A) Configure an Amazon CloudFront distribution to cache the web application's static and dynamic content.
• B) Configure the web application's ALB to cache content in Amazon ElastiCache, honoring the HTTP cache headers.
• C) Process the new ratings and comments asynchronously using Amazon SQS.
• D) Replace the DynamoDB table with DynamoDB Accelerator to store the ratings and comments to reduce latency.
• E) Set up AWS Global Accelerator to cache static content and pass dynamic requests to the web application's ALB endpoint.

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Definitions:

Longevity

The length of an individual's life, often studied in demographics and gerontology to assess common factors influencing lifespan.

Temporal Relationship

The chronological ordering of events, which can help establish a cause-and-effect relationship in epidemiological studies.

Epidemiologic Study

Research aimed at investigating the distribution, determinants, and control of health and disease conditions in specific populations.

Causality

The relationship between cause and effect, where one event (the cause) directly produces another event (the effect).