Task 1: Prepare Application Artifacts to Be Deployed to AWS DVA-C02 Practice Questions (Page 2)

Questions 6–10

1. 6application · medium

   A developer is deploying a serverless application using AWS SAM. The application has different configuration values for development and production environments, such as table names and log levels. The developer wants to manage these configurations in a way that is versioned and can be promoted across environments. Which approach should the developer use?

   • AUse environment variables in the SAM template and set different values in each environment's parameter overrides.
   • BUse AWS AppConfig to create a configuration that contains environment-specific values and reference it in the Lambda function.
   • CUse AWS Systems Manager Parameter Store with different parameter names for each environment.
   • DStore configuration in a JSON file in the deployment package and use a different package for each environment.
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2. 7expert · hard

   A developer is deploying a microservices application to Amazon ECS. Each service has environment-specific configuration values, such as database URLs and API keys. The developer wants to centralize configuration management and allow dynamic updates without redeploying the services. Which solution should the developer use?

   • AUse environment variables in the ECS task definition and update the task definition when configuration changes.
   • BUse AWS AppConfig to store and deploy configuration to each ECS service.
   • CUse a configuration file in the container image and rebuild the image when configuration changes.
   • DUse AWS Secrets Manager to store all configuration values and retrieve them at runtime.
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4. 8application · medium

   A developer is organizing a repository for a serverless application that uses AWS SAM. The application consists of multiple Lambda functions, each with its own dependencies. The developer wants to structure the project to support efficient builds and deployments. Which directory structure should the developer use?

   • APlace Lambda functions in a subdirectory and use a single requirements.txt file at the root.
   • BPlace all Lambda functions in a single file and use a single requirements.txt file.
   • CPlace each Lambda function in its own directory with a separate requirements.txt or package.json file.
   • DPlace all Lambda functions in a single directory with a shared requirements.txt file.
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5. 9foundation · easy

   What is the primary benefit of organizing application files into logical directories (e.g., src/, tests/, config/)?

   • AIt improves maintainability by separating concerns and making it easier to locate specific files.
   • BIt is required by AWS to deploy any application.
   • CIt reduces the size of the deployment package by removing unnecessary files.
   • DIt allows the application to run faster because files are closer together.
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6. 10foundation · easy

   A developer is building a Docker image for a Java application. Which instruction in the Dockerfile is used to specify the base image that includes the Java runtime?

   • AFROM openjdk:11-jre-slim
   • BCOPY openjdk-11-jre /usr/lib/jvm
   • CRUN apt-get install openjdk-11-jre
   • DENV JAVA_HOME=/usr/lib/jvm/java-11-openjdk
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