1. You have a web application that?s developed in Node.js The code is hosted in Git repository. You want to now deploy this application to AWS. Which of the below 2 options can fulfill this requirement. Please select:(Select 2answers)

A) Create an AWS(Amazon Web Service) Cloud Formation template which creates an instance with the AWS::EC2::Container resources type. With User Data, install Git to download the Node.js application and then set it up.
B) Create a Ducker file to install Node.js. and gets the code from Git. Use the Ducker file to perform the deployment on a new AWS(Amazon Web Service) Elastic Beanstalk application.
C) Create an Elastic Beanstalk application. Create a Docker file to install Node.js. Get the code from Git. Use the command 'aws git. push to deploy the application
D) Create an AWS(Amazon Web Service) Cloud Formation template which creates an instance with the AWS::EC2::Instance resource type and an AMI with Ducker pre-installed. With User Data. install Git to download the Node.js application and then set it up.



2. You have an application consisting of a stateless web server tier running on Amazon EC2 instances behind load balancer, and are using Amazon RDS with read replicas. Which of the below methods should you use to implement a self-healing and cost-effective architecture? Choose 2 answers from the options given below(Select 2answers)

A) Use a larger Amazon EC2 instance type for the web server tier and a larger DB instance type for the data storage layer to ensure that they do not become unhealthy.
B) Use an Amazon RDS Multi-AZ deployment.
C) Set up an Auto Scaling group for the web server tier along with an Auto Scaling policy that uses the Amazon'- RDS DB CPU utilization Cloud Watch metric to scale the instances.
D) Set up a third-party monitoring solution on a cluster of Amazon EC2 instances in order to emit custom Cloud Watch metrics to trigger the termination of unhealthy Amazon EC2 instances.
E) Set up an Auto Scaling group for the web server tier along with an Auto Scaling policy that uses the Amazon EC2 CPU utilization Cloud Watch metric to scale the instances.
F) Set up scripts on each Amazon EC2 instance to frequently send ICMP pings to the load balancer in order to/? determine which instance is unhealthy and replace it.

3. You are administering a continuous integration application that polls version control for changes and then launches new Amazon EC2 instances for a full suite of build tests. What should you do to ensure the lowest overall cost while being able to run as many tests in parallel as possible?

A) Perform syntax checking on the continuous integration system before launching a new AWS(Amazon Web Service) Data Pipeline for coordinating the output of unit, integration, and build tests.
B) Perform syntax and build tests on the continuous integration system before launching the new Amazon E instance unit and integration tests.
C) Perform syntax checking on the continuous integration system before launching a new Amazon EC2 instance for build test.. unit and Integration tests.
D) Perform all tests on the continuous integration system. using AWS(Amazon Web Service) Ops Works for unit. integration, and build tests.



4. You are using Elastic Beanstalk to manage your application. You have a SQL script that needs to only be executed once per deployment no matter how many EC2 instances you have running. How can you do this?

A) Use Elastic Beanstalk version and a configuration file to execute the script, ensuring that the 'leader only' flag is set to true.
B) Use a 'Container command' within an Elastic Beanstalk configuration file to execute the script, ensuring th the 'leader only' flag is set to true.
C) Use a 'leader command' within an Elastic Beanstalk configuration file to execute the script, ensuring that the 'container only' flag is set to true.
D) Use a 'Container command? within an Elastic Beanstalk configuration file to execute the script, ensuring that the 'leader only' flag is set to false.



5. You have a multi-docker environment that you want to deploy to AWS. Which of the following configuration files can be used to deploy a set of Docker containers as an Elastic Beanstalk application? Please select:

A) Ducker run.json
B) Ducker run .aws. json
C) .extensions
D) Ducker file