Question 1

A developer is planning to launch as serverless application composed of AWS Lambda, Amazon API Gateway, and Amazon DynamoDB. What is the EASIEST way to deploy the application using simple syntax?

Options :

A : Use the Serverless Application Repository

B : Use AWS Elastic Beanstalk

C : Use the Serverless Application Model

D : Use AWS CloudFormation

Answer: C

Question 2

A Developer needs to manage AWS services from a local development server using the AWS CLI. How can the Developer ensure that the CLI uses their IAM permissions?

Options :

A :

Put the Developer’s IAM user account in an IAM group that has the necessary permissions

B : Create an IAM Role with the required permissions and attach it to the local server’s instance profile

C : Save the Developer’s IAM login credentials as environment variables and reference them when executing AWS CLI commands

D : Run the aws configure command and provide the Developer’s IAM access key ID and secret access key

Answer: D

Question 3

An application is instrumented to generate traces using AWS X-Ray and generates a large amount of trace data. A Developer would like to use filter expressions to filter the results to specific key-value pairs added to custom subsegments.

How should the Developer add the key-value pairs to the custom subsegments?

Options :

A : Add annotations to the custom subsegments

B : Setup sampling for the custom subsegments

C : Add metadata to the custom subsegments

D : Add the key-value pairs to the Trace ID

Answer: A

Question 4

A developer is migrating a containerized application from an on-premises environment to an Amazon ECS cluster. In the on-premises environment, the container uses a Docker file to store the application. Service dependency configurations such as databases, caches, and storage volumes are stored in a docker-compose.yml file. Both files are located at the top level of the code base that the developer needs to containerize. When the

developer deploys the code to Amazon ECS, the instructions from the Docker file are carried out. However,

none of the configurations from docker-compose.yml are applied.

The developer needs to resolve the error and ensure the configurations are applied

Options :

A :

Store the file path for the docker-compose.yml file as a Docker label. Add the label to the ECS cluster's container details.

B :

Add the details from the docker-compose.yml file to an ECS task definition. Associate the task with the ECS cluster.

C : Create a namespace in the ECS cluster. Associate the docker-compose.yml file to the namespace.

D : Update the service type of the ECS cluster to REPLICA, and redeploy the stack.

Answer: B

Question 5

A developer is building a multi-tier web application that accesses an Amazon RDS MySQL database. The application must use a credentials to connect and these need to be stored securely. The application will take care of secret rotation.

Which AWS service represents the LOWEST cost solution for storing credentials?

Options :

A : AWS IAM with the Security Token Service (STS)

B : AWS Key Management Service (KMS)

C : AWS Secrets Manager

D : AWS Systems Manager Parameter Store

Answer: D

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