AWS-DevOps-Professional Practice Exam Questions and Answers

A.  

Create an AWS CloudWatch Logs subscription that filters on "detail-type": "CodePipeline Pipeline Execution State Change." Forward that to an Amazon SNS topic. Add the chat webhook URL to the SNS topic as a subscriber and complete the subscription validation.

B.  

Create an AWS Lambda function that is triggered by the updating of AWS CloudTrail events. When a "CodePipeline Pipeline Execution State Change" event is detected in the updated events, send the event details to the chat webhook URL.

C.  

Create an AWS CloudWatch Events rule that filters on "CodePipeline Pipeline Execution State Change." Forward that to an Amazon SNS topic. Subscribe an AWS Lambda function to the Amazon SNS topic and have it forward the event to the chat webhook URL.

D.  

Modify the pipeline code to send event details to the chat webhook URL at the end of each stage. Parametrize the URL so each pipeline can send to a different URL based on the pipeline environment.

A.  

Retrieve an access key from an AWS Systems Manager SecureString parameter to access AWS services. Retrieve the database credentials from a Systems Manager SecureString parameter.

B.  

Launch the EC2 instances with an EC2 IAM role to access AWS services. Retrieve the database credentials from AWS Secrets Manager.

C.  

Retrieve an access key from an AWS Systems Manager plaintext parameter to access AWS services. Retrieve the database credentials from a Systems Manager SecureString parameter.

D.  

Launch the EC2 instances with an EC2 IAM role to access AWS services. Store the database passwords in an encrypted config file with the application artifacts.

A.  

Add the instance to an EC2 Auto Scaling group with the minimum, maximum, and desired capacity set to 1.

B.  

Add the instance to an EC2 Auto Scaling group with a lifecycle hook to detach the EBS volume when the EC2 instance shuts down or terminates.

C.  

Create an Amazon CloudWatch alarm for the StatusCheckFailed_System metric and select the EC2 action to recover the instance

D.  

Create an Amazon CloudWatch alarm for the StatusCheckFailedinstance metric and select the EC2 action to reboot the instance

A.  

Allow users to deploy Cloud Formation stacks using a CloudFormation service role only. Use CloudFormation drift detection to detect when resources have drifted from their expected state.

B.  

Allow users to deploy CloudFormation stacks using a CloudFormation service role only. Use AWS Config rules to detect when resources have drifted from their expected state.

C.  

Allow users to deploy CloudFormation stacks using AWS Service Catalog only Enforce the use of a launch constraint Use AWS Config rules to detect when resources have drifted from their expected state.

D.  

Allow users to deploy CloudFormation stacks using AWS Service Catalog only Enforce the use of a template constraint Use Amazon EventBridge (Amazon CloudWatch Events) notifications to detect when resources have drifted from their expected state.

A.  

Use Amazon ElastiCache for Redis to cache repeated read requests to DynamoDB and AWS Elemental MediaStore to cache images stored in S3.

B.  

Use Amazon ElastiCache for Memcached to cache repeated read requests to DynamoDB and Varnish to cache images stored in S3.

C.  

Use DynamoDB Accelerator to cache repeated read requests to DynamoDB and Amazon CloudFront to cache images stored in S3.

D.  

Use DynamoDB Streams to cache repeated read requests to DynamoDB and API Gateway to cache images stored in S3.

A.  

Re-deploy your infrastructure usingan AWS CloudFormation template. Configure Elastic Load Balancing health checks to initiate a new AWS CloudFormation stack when health checks return failed.

B.  

Re-deploy your infrastructure using an AWS CloudFormation template. Spin up a second AWS CloudFormation stack. Configure Elastic Load Balancing SpillOver functionality to spill over any slow connections to the second AWS CloudFormation stack.

C.  

Re-deploy your infrastructure using AWS CloudFormation, Elastic Beanstalk, and Auto Scaling. Set up your Auto Scalinggroup policies to scale based on the number of requests per second as well as the current customer load time. •>/

D- Re-deploy your application using an Auto Scaling template. Configure the Auto Scaling template to spin up a new Elastic Beanstalk application when the customer load time surpasses your threshold.

A.  

Use rolling deployments with a fixed amount of one instance at a time and set the healthy threshold to OK.

B.  

Use rolling deployments with additional batch with a fixed amount of one instance at a time and set the healthy threshold to OK.

C.  

launch a new environment and deploy the new application version there, then perform a CNAME swap between environments.

D.  

Use immutable environment updates to meet all the necessary requirements.

A.  

Insert a manual approval action between the test and deployment actions of Jtue pipeline.

B.  

Modify the buildspec.yml file for the compilation stage to require manual approval before completion.

C.  

Update the CodeDeploy deployment group so it requires manual approval to proceed

D.  

Update the pipeline to directly trigger the REST API for the automated penetration testing tool.

E.  

Update the pipeline to invoke a Lambda function that triggers the REST API for the automated penetration testing tool.

A.  

Add a stage to the CodePipeline pipeline between the source and deploy stages Use AWS CodeBuild to create an execution environment and build commands in the buildspec file to invoke test scripts If errors are found, use the aws deploy stop-deployment command to stop the deployment

B.  

Add a stage to the CodePipeline pipeline between the source and deploy stages Use this stage to execute an AWS

Lambda function that will run the test scripts If errors are found, use the aws deploy stop-deployment command to stop the deployment.

C.  

Add a hooks section to the CodeDeploy AppSpec file Use the AfterAllowTestTraffic lifecycle event to invoke an AWS Lambda function to run the test scripts. If errors are found, exit the Lambda function with an error to trigger rollback.

D.  

Add a hooks section to the CodeDeploy AppSpec file Use the AfterAllowTraffic lifecycle event to invoke the test scripts. If errors are found, use the aws deploy stop-deployment CLI command to stop the deployment.

A.  

Launch the instances in a public subnet with Elastic IP addresses attached. Once the application is installed and running, run a script to disassociate the Elastic IP addresses afterwards.

B.  

Set up a NAT gateway. Deploy the EC2 instances to a private subnet. Update the private subnet's route table to use the NAT gateway as the default route.

C.  

Publish the application artifacts to an Amazon S3 bucket and create a VPC endpoint for S3. Assign an IAM instance profile to the EC2 instances so they can read the application artifacts from the S3 bucket.

D.  

Create a security group for the application instances and whitelist only outbound traffic to the artifact repository. Remove the security group rule once the install is complete.