You need to implement A/B deployments for several multi-tier web applications. Each of them has its Individual infrastructure: Amazon Elastic Compute Cloud (EC2) front-end servers, Amazon ElastiCache clusters, Amazon Simple Queue Service (SQS) queues, and Amazon Relational Database (RDS) Instances.…
What is the main difference between calling the commands ‘ansible’ and ‘ansible-playbook’ on the command line? A. ‘ansible’ is for setting configuration and environment variables which ‘ansible-playbook’ will use when running plays. B. ‘ansible-playbook’ is for running entire Playbooks while…
A DevOps engineer is scheduling legacy AWS KMS keys for deletion and has created a remediation AWS Lambda function that will re-enable a key if necessary. The engineer wants to automate this process with available AWS CloudTrail data so, if…
You are creating an application which stores extremely sensitive financial information. All information in the system must be encrypted at rest and in transit. Which of these is a violation of this policy? A. ELB SSL termination. B. ELB Using…
A retail company wants to use AWS Elastic Beanstalk to host its online sales website running on Java. Since this will be the production website, the CTO has the following requirements for the deployment strategy: Zero downtime. While the deployment…
A DevOps Engineer is deploying a new web application. The company chooses AWS Elastic Beanstalk for deploying and managing the web application, and Amazon RDS MySQL to handle persistent data. The company requires that new deployments have minimal impact if…
You are using AWS Elastic Beanstalk to deploy your application and must make data stored on an Amazon Elastic Block Store (EBS) volume snapshot available to the Amazon Elastic Compute Cloud (EC2) instances. How can you modify your Elastic Beanstalk…
An n-tier application requires a table in an Amazon RDS MySQL DB instance to be dropped and repopulated at each deployment. This process can take several minutes and the web tier cannot come online until the process is complete. Currently,…
A company is using AWS to deploy an application. The development team must automate the deployments. The team has created an AWS CodePipeline pipeline to deploy the application to Amazon EC2 instances using AWS CodeDeploy after it has been built…
A company wants to implement a CI/CD pipeline for an application that is deployed on AWS. The company also has a source-code analysis tool hosted on premises that checks for security flaws. The tool has not yet been migrated to…