Deployment - Part E - ExamsDigest Training

Question 1 of 20

1. Question

Given the JSON-formatted template fragment below, which of the following sections is required in order to build your template?

Conditions
Transform
Resources
Outputs

Question 2 of 20

2. Question

You are deploying a serverless application using CloudFormation that consists of CloudFront, and DynamoDB. The AWS SAM syntax should be used to declare resources in your template which requires you to specify the version of the AWS Serverless Application Model (AWS SAM).

Which of the following sections is required to use AWS SAM syntax to declare resources in your template?

Metadata
Conditions
Outputs
Transform

Question 3 of 20

3. Question

You are developing an online educational APP that will be hosted in an ECS Cluster. You need to let Amazon ECS selects tasks to terminate in order to maintain a balance across Availability Zones.

Which of the following task placement strategies will you implement?

binpack
spread
random
balance

Question 4 of 20

4. Question

You have enabled DynamoDB Streams on a table, then you have associated the stream Amazon Resource Name (ARN) with an AWS Lambda function that you wrote. A new updated version of that function needs to be deployed using CodeDeploy where the traffic must be shifted in equal increments with an equal number of minutes between each increment.

Which of the following deployment configurations will you choose to meet the requirement?

Canary
Linear
All-at-once
Equal

Question 5 of 20

5. Question

You have just completed building your first serverless application and now you are ready to deploy the app on the AWS. You need to create a ZIP file of your code with dependencies to upload it to Amazon S3.

Which of the following commands will you use to create the ZIP file and upload it to Amazon S3?

sam packages
sam publish
sam validate
sam logs

Question 6 of 20

6. Question

Which of the following policy terms is not considered a deployment policy in AWS Elastic Beanstalk?

All at once
Rolling
Immutable
Traffic resolving

Question 7 of 20

7. Question

You want to split the environment’s Amazon EC2 instances into batches and deploys the new version of the application to one batch at a time. Which deployment option will you choose in the Elastic Beanstalk?

All at once
Immutable
Traffic splitting
Rolling

Question 8 of 20

8. Question

You are using AWS Serverless Application Model (AWS SAM) to build and deploy applications in your serverless infrastructure. Now, you need to create a CloudFormation template that includes your SAM scripts. The template will be used to launch an identical infrastructure in multiple regions.

Which of the following actions will you perform to complete the task?

Add a Transform section in the template to specify the version of the AWS Serverless Application Model (AWS SAM) to use.
Add a Conditions section in the template to specify the version of the AWS Serverless Application Model (AWS SAM) to use.
Add a Resources section in the template to specify the version of the AWS Serverless Application Model (AWS SAM) to use.
Add an Outputs section in the template to specify the version of the AWS Serverless Application Model (AWS SAM) to use.

Question 9 of 20

9. Question

Which of the following helper scripts should you use to dynamically install packages, create files, and start services on your EC2 instances upon the deployment of the application stack using CloudFormation?

cfn-init
cfn-signal
cfn-hup
cfn-get-metadata

Question 10 of 20

10. Question

You have created a Lambda function written in Java that counts the number of daily visitors from your web app and sends you an email notification via Amazon SNS. However, after testing you identify that the function is not working as expected.

Which of the following AWS service will you use to analyze and debug your application?

AWS CodeBuild
AWS X-Ray
AWS CodeCommit
AWS CodeDeploy

Question 11 of 20

11. Question

An Online Travel Agency (OTA) platform, which is deployed using Elastic Beanstalk, has a batch of new features being deployed at least twice a week. Each time a new feature is deployed the platform experiences outages or intermittently switches back between the old and the new version. Upon checking, this was caused by partially completed deployments which occurs when a rolling deployment fails after some batches have already completed.

Which of the following deployment methods will you use to prevent these issues from happening on the platform?

Immutable deployment method
All at once deployment method
Rolling deployment method
Rolling with additional batch deployment method

Question 12 of 20

12. Question

Your application is hosted in Elastic Beanstalk which is currently running in Node.js 8 (deprecated) runtime environment. Now you are working on a new version of the application and you need to upgrade the platform to Node.js 10 to accommodate the changes.

Which of the following action will you take to upgrade the platform?

Perform a Blue/Green Deployment.
Perform a Canary deployment
You can't upgrade the platform
Update the environment's platform version to Node.js 10

Question 13 of 20

13. Question

Which of the following is not a prerequisite action for attaching an available EBS volume to one or more of your instances that is in the same Availability Zone as the volume?

Determine whether you can attach your volume to multiple instances and enable Multi-Attach
Determine how many volumes you can attach to your instance
If a volume is encrypted, it can only be attached to an instance that supports Amazon EBS encryption
The volume can only be attached to a running instance

Question 14 of 20

14. Question

Which of the following are considered AWS CloudFormation best practices for creating templates? (Choose all that apply)

Do not embed credentials in your templates
Use stack policies
Use parameter constraints
Use the latest helper scripts
Use nested stacks to reuse common template patterns

Question 15 of 20

15. Question

AWS CloudFormation Designer (Designer) is a graphic tool for creating, viewing, and modifying AWS CloudFormation templates.

TRUE
FALSE

Question 16 of 20

16. Question

Which of the following enables you to update a collection of AWS resources (stacks) across multiple accounts and regions with a single operation?

StackSets
Stack instances
Stack
Tags

Question 17 of 20

17. Question

You can configure a Lambda function to connect to private subnets in a virtual private cloud (VPC) in your AWS account.

What happens when you connect a function to a VPC?

Enables a function to reach high concurrency levels without exhausting database connections
You can invoke the function until its state changes from Pending to Active.
Lambda creates an elastic network interface for each combination of security group and subnet in your function's VPC configuration
You can perform additional operations that target the function, such as creating versions or updating the function's code

Question 18 of 20

18. Question

Which feature of Lambda should you use in order to use libraries in your function without needing to include them in your deployment package?

Lambda function versions
Lambda function aliases
Lambda environment variables
Lambda layers

Question 19 of 20

19. Question

Which of the following is a deployment service that automates application deployments to Amazon EC2 instances, on-premises instances, serverless Lambda functions, or Amazon ECS services?

AWS CodeDeploy
AWS CodeBuild
AWS CodeCommit
AWS CodePipeline

Question 20 of 20

20. Question

What is the most suitable solution if you encounter problems while detaching a volume through the Amazon EC2 console?

Use the describe-volumes CLI command to diagnose the issue
Post a request for help to the Amazon EC2 forum
Force the detachment by choosing Force Detach
Force detachment or reboot the instance

Deployment – Part E