Compute - AWS Elastic Beanstalk

Question 1

What is AWS Elastic Beanstalk?

Answer 1

• AWS Elastic Beanstalk is a managed service for deploying web applications.
• It automatically provisions and deploys the necessary AWS resources.
• It simplifies the deployment, provisioning, monitoring, and scaling of web applications.

Question 2

What resources can be provisioned by AWS Elastic Beanstalk?

Answer 2

• EC2 instances
• Auto Scaling
• Application health monitoring
• Elastic Load Balancing
• Other AWS services and features

Question 3

What is an application version in Elastic Beanstalk?

Answer 3

• An application version refers to a specific deployable code.
• It typically points to the code stored in an S3 bucket.

Question 4

What is an environment in Elastic Beanstalk?

Answer 4

• An environment is an application version deployed on AWS resources.
• It includes all the resources provisioned by Elastic Beanstalk, not just an EC2 instance.

Question 5

What is an environment configuration in Elastic Beanstalk?

Answer 5

• An environment configuration consists of parameters and settings for resource provisioning and behavior.
• It defines how the environment’s resources will be provisioned by Elastic Beanstalk.

Question 6

What is the difference between the web server and worker environments in Elastic Beanstalk?

Answer 6

• The web server environment serves HTTP requests and uses features like Route 53, Elastic Load Balancing, and Auto Scaling.
• The worker environment performs backend processing tasks and interacts with AWS SQS.

Question 7

What is a configuration template in Elastic Beanstalk?

Answer 7

• A configuration template provides the baseline for creating a unique environment configuration.

Question 8

What is a platform in Elastic Beanstalk?

Answer 8

• A platform is a combination of components used to build applications in Elastic Beanstalk.
• It includes the operating system, programming language, server type, and Elastic Beanstalk components.

Question 9

What is the workflow for deploying and managing applications in Elastic Beanstalk?

Answer 9

• Create an application.
• Upload the application version and provide additional configuration information.
• Elastic Beanstalk creates the environment with the necessary resources.
• Manage the application, deploy new versions, and update the environment configuration as needed.

Question 10

Is Elastic Beanstalk free to use?

Answer 10

• Elastic Beanstalk itself is free to use.
• However, resources created on behalf of the application, such as EC2 instances, are billed according to standard AWS pricing policies.