A Developer Is Building a New Complex Application on AWS

question 132

Multiple Choice

A developer is building a new complex application on AWS. The application consists of multiple microservices hosted on Amazon EC2. The developer wants to determine which microservice adds the most latency while handling a request. Which method should the developer use to make this determination?

• A) Instrument each microservice request using the AWS X-Ray SDK. Examine the annotations associated with the requests.
• B) Instrument each microservice request using the AWS X-Ray SDK. Examine the subsegments associated with the requests.
• C) Instrument each microservice request using the AWS X-Ray SDK. Examine the Amazon CloudWatch EC2 instance metrics associated with the requests.
• D) Instrument each microservice request using the Amazon CloudWatch SDK. Examine the CloudWatch EC2 instance metrics associated with the requests.

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Definitions:

Stereotype Threat

The risk of confirming negative stereotypes about an individual's racial, ethnic, gender, or cultural group, which can hinder performance in various domains.

Sensory Loss

A decrease or loss in the ability to perceive or process external stimuli through one's senses, such as sight, hearing, touch, taste, or smell.

Compensation

A system of rewards or payments, often applied in work contexts, but also refers to psychological strategies individuals use to cover up weaknesses.

Isolation

The state of being separated from others or the feeling of being alone and unsupported.