A Developer Is Testing a Docker-Based Application That Uses the AWS

question 177

Multiple Choice

A Developer is testing a Docker-based application that uses the AWS SDK to interact with Amazon DynamoDB. In the local development environment, the application has used IAM access keys. The application is now ready for deployment onto an ECS cluster. How should the application authenticate with AWS services in production?

• A) Configure an ECS task IAM role for the application to use
• B) Refactor the application to call AWS STS AssumeRole based on an instance role
• C) Configure AWS access key/secret access key environment variables with new credentials
• D) Configure the credentials file with a new access key/secret access key

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Definitions:

Psychiatrists

Medical doctors specializing in the diagnosis, treatment, and prevention of mental health disorders, capable of prescribing medication.

Psychological Disorder

A configuration of symptoms, either psychological or behavioral, that detrimentally influence several life facets and lead to distress for the affected person.

Clinical Psychologists

Professionals in psychology who assess, diagnose, and treat mental illnesses and behavioral disorders through therapy and interventions.

Hindsight Bias

The tendency to believe, after an event has occurred, that one would have predicted or expected the outcome, often simplifying the understanding of cause and effect.