A Developer Is Building an Application Using an Amazon API

question 109

Multiple Choice

A developer is building an application using an Amazon API Gateway REST API backed by an AWS Lambda function that interacts with an Amazon DynamoDB table. During testing, the developer observes high latency when making requests to the API. How can the developer evaluate the end-to-end latency and identify performance bottlenecks?

• A) Enable AWS CloudTrail logging and use the logs to map each latency and bottleneck.
• B) Enable and configure AWS X-Ray tracing on API Gateway and the Lambda function. Use X-Ray to trace and analyze user requests.
• C) Enable Amazon CloudWatch Logs for the Lambda function. Enable execution logs for API Gateway to view and analyze user request logs.
• D) Enable VPC Flow Logs to capture and analyze network traffic within the VPC.

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Definitions:

Maslow's Hierarchy

Maslow's hierarchy is a theory in psychology proposed by Abraham Maslow, which outlines a five-tier model of human needs, arranged in a hierarchical order from physiological needs to self-actualization.

Organization

An entity comprising multiple people, such as a company or society, organized for a particular purpose.

Fulfillment Needs

Psychological or emotional needs that, when satisfied, lead to a sense of fulfillment or happiness, as conceptualized in theories of motivation such as Maslow's hierarchy of needs.

Maslow's Hierarchy

A theory in psychology proposed by Abraham Maslow, arranging human needs into a hierarchy from physiological needs to self-actualization.