A Website Uses Elastic Load Balancing (ELB) in Front of Several

question 672

Multiple Choice

A website uses Elastic Load Balancing (ELB) in front of several Amazon EC2 instances backed by an Amazon RDS database. The content is dynamically generated for visitors of a webpage based on their geographic location. and is updated daily. Some of the generated objects are large in size and are taking longer to download than they should, resulting in a poor user experience. Which approach will improve the user experience?

• A) Implement Amazon ElastiCache to cache the content and reduce the load on the database.
• B) Enable an Amazon CloudFront distribution with Elastic Load Balancing as a custom origin.
• C) Use Amazon S3 to store and deliver the content.
• D) Enable Auto Scaling for the EC2 instances so that they can scale automatically.

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