A Publishing Company Used AWS Elastic Beanstalk, Amazon S3, and Amazon

question 300

Multiple Choice

A publishing company used AWS Elastic Beanstalk, Amazon S3, and Amazon DynamoDB to develop a web application. The web application has increased dramatically in popularity, resulting in unpredictable spikes in traffic. A DevOps Engineer has noted that 90% of the requests are duplicate read requests. How can the Engineer improve the performance of the website?

• A) Use Amazon ElastiCache for Redis to cache repeated read requests to DynamoDB and AWS Elemental MediaStore to cache images stored in S3.
• B) Use Amazon ElastiCache for Memcached to cache repeated read requests to DynamoDB and Varnish to cache images stored in S3.
• C) Use DynamoDB Accelerator to cache repeated read requests to DynamoDB and Amazon CloudFront to cache images stored in S3.
• D) Use DynamoDB Streams to cache repeated read requests to DynamoDB and API Gateway to cache images stored in S3.

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Definitions:

Discounting

The practice of reducing the selling price of goods or services, typically to stimulate sales or clear out inventory.

Ego Psychologists

Ego psychologists study the role of the ego in development and the ways it adapts to reality, managing the conflicts between the id, ego, and superego as outlined in Freudian psychological theory.

Conscious Thought

The process by which individuals are aware of and can think about their thoughts, feelings, and beliefs.

Freud

Sigmund Freud, an Austrian neurologist and the founder of psychoanalysis, a clinical method for treating psychopathology through dialogue between a patient and a psychoanalyst.