AWS Elastic Beanstalk - Key Concepts & Deployment

Question 1

AWS Elastic Beanstalk

Answer 1

A fully managed service for deploying and scaling web applications and services.

Question 2

Beanstalk Environment

Answer 2

An isolated environment containing resources like EC2, RDS, and ELB to run applications.

Question 3

Beanstalk Deployment Modes

Answer 3

Supports multiple deployment strategies: All at Once, Rolling, Rolling with Additional Batch, Immutable, Blue/Green.

Question 4

Health Monitoring

Answer 4

Beanstalk uses Elastic Load Balancer and CloudWatch to monitor application health.

Question 5

Auto Scaling Group

Answer 5

Automatically adjusts the number of EC2 instances based on load and scaling policies.

Question 6

Elastic Load Balancer (ELB)

Answer 6

Distributes incoming traffic across multiple EC2 instances in the Beanstalk environment.

Question 7

Instance Profile (IAM Role)

Answer 7

An IAM role assigned to EC2 instances in a Beanstalk environment for secure AWS API access.

Question 8

.ebextensions

Answer 8

Configuration files (YAML/JSON) used to customize the Beanstalk environment.

Question 9

Worker Environments

Answer 9

Handles background tasks asynchronously using SQS and worker processes.

Question 10

Custom Platform

Answer 10

Allows creating a fully customized Beanstalk platform when default options do not meet requirements.

Question 11

Beanstalk CLI (EB CLI)

Answer 11

A command-line tool for managing and deploying Beanstalk applications.

Question 12

Beanstalk Lifecycle Policy

Answer 12

Defines retention policies for old application versions to save storage space.

Question 13

CloudFormation in Beanstalk

Answer 13

Allows defining infrastructure as code when integrating Beanstalk with other AWS services.

Question 14

Beanstalk Cloning

Answer 14

Creates an identical environment with the same configuration and deployed application.

Question 15

Beanstalk Migrations

Answer 15

Moves applications from one Beanstalk environment to another with minimal downtime.

Question 16

Beanstalk Cleanup

Answer 16

Removes an environment and all associated resources when no longer needed.

Question 17

Monitoring & Logging

Answer 17

Integrates with AWS CloudWatch and X-Ray for performance monitoring and troubleshooting.