ElasticBeanstalk

Question 1

_____ _____ is a service for deploying and scaling web apps developed in many popular languages: java, .net, PHP, Node.js, python, ruby, go, docker on to widely used app server platforms like apache, tomcat, nginx, passenger, and IIS.

Answer 1

elastic beanstalk

Question 2

You upload the code, and ________ will handle deployment, capcacity provisioning, load balancing, auto scaling, and application health.

Answer 2

beanstalk

Question 3

Beanstalk

you retain full control of the underlying AWS resources powering your app and you pay only for the AWS resources required to stire and run your apps ie: ec2 and s3.

T or F

Answer 3

True

Question 4

Beanstalk is the fastest and simplest way to deploy your app in AWS

T or F

Answer 4

True

Question 5

Beanstalk auto scales your app up and down

T or F

Answer 5

True

Question 6

With beanstalk, you can select the EC2 isntace type that is optimal for your app.

T or F

Answer 6

True

Question 7

With Breanstalk, you cna retin full administrative control over the resources powering your app, or have EB do it for you.

T or F

Answer 7

True

Question 8

managed platform updates feature automatically applies updates for your OS, Java, PHP, Node.js, etc.

T or F

Answer 8

True

Question 9

bealstanlk allows you to monitor and manage app health via a dashboard

T or F

Answer 9

True

Question 10

beanstalk is integrated with cloudtrail and cloudforamtion for performance and data metrics

T or F

Answer 10

False

Beanstalk is integrated with cloudwatch and x-ray for performance and data metrics.

Question 11

T or F

Beanstalk suppprts several options for processing deployments:

All at once

rolling

rolling with additional batch

immutable

Answer 11

True

Question 12

T or F

All at once deployment updates deploys the new version to all instances simultaneously

Answer 12

True

Question 13

T or F

All at once deployments none of your instances are out of service while the deployment takes place.

Answer 13

False

All of your instances are out of service when the deployment takes place

Question 14

T or F

All at once deployments - you iwll experience an outage while the deployment is taking place - not ideal for missions critical prod systems.

Answer 14

True

Question 15

T or F

All at once deployments….if the update fails, you need to roll back the changes by re-deploying the original version to all your instances.

Answer 15

True

Question 16

Rolling deployment policy…

• Deploys the new version in batches

T or F

Answer 16

True

Question 17

Rolling deployment policy…

• each batch of instances is taken our of service while the dpeloyment takes place.

T or F

Answer 17

True

Question 18

Rolling deployment policy…

your environment capacity will be reduces by the number of instances in a batch while the deployment takes place.

T or F

Answer 18

True

Question 19

Rolling deployment policy…

is ideal for performance sensitive systems.

T or F

Answer 19

False

Is not idea for performance sensitive systems.

Question 20

Rolling deployment policy…

IF the update fails, you need to perform an additional rolling update to roll back the changes.

T or F

Answer 20

True

Question 21

Rolling with additional batch policy

Launces additional batch of instances.

T or F

Answer 21

True

Question 22

Rolling with additional batch policy

Deploys the pervious version in batches

T or F

Answer 22

False

Deploys the new version in batches.

Question 23

Rolling with additional batch policy

maintains full capacity during the deployment process.

T or F

Answer 23

True

Question 24

Rolling with additional batch policy

If the update fails, you need to perform an additional rolling update to roll back the changes.

T or F

Answer 24

True

Question 25

Immutable deployment policy deploys the new version to a fresh group of instances in their own ASG T or F

Answer 25

True

Question 26

Immutable deployment policy when the new instances pass their health checks, they are moved to your existing ASG; and finally, the old isntances are terminated T or F

Answer 26

True

Question 27

Immutable deployment policy maintains full capacity during deployment process T or F

Answer 27

true

Question 28

Immutable deployment policy the impact of a failed update is far less, and the rollback process requires only terminating the new ASG T or F

Answer 28

True

Question 29

Immutable deployment policy Preferred option for mission critical prod systems T or F

Answer 29

True

Question 30

T or F Advanced Elastic Beanstalk You can customize your EB env using EB config files. ie: you can define packages to isntall, create Linux users and groups, run shell commands, specify services to enable or configure your LB,. These files are written in YAML or JSON format. they can have a filename of your choice but must have a config extension and be saved inside a folder called .ebextensions.

Answer 30

True

Question 31

Advanced Elastic Beanstalk Location of Concifg files T or F The .ebextensions folder must be included in the top-level directory of your app source code bundle. This means that the config files can be placed under source control along with the rest of your app code.

Answer 31

True

Question 32

Advanced Beanstalk T or F - You can customize your EB env by adding config files - the files are writtin in YAML, JSON, and C++ - Files have a .txt extension - The .config files are saved to the .ebextensions folder - Your .ebextentions folder must be located in the top level directory of your app source code bundle.

Answer 32

T, F, F, T, T The files are written in YAML, and JSON File have a .config extension

Question 33

RDS and Beanstalk T or F - EB supports 3 ways of integrating an RDS DB with your beanstalk environment. - You can launch the RDS instance from withing the EB console, which means the RDS instance is created within your EB env. A good option for dev and test. - However, this may not be ideal if your DB is tied to the lifecycle of your app env. If you terminate the env, the DB instance will be terminated too.

Answer 33

F, T, T -EB supports 2 ways of integrating an RDS DB with your beanstalk environment.

Question 34

RDS and EB T or F - For the prod env, the preferred option is to decouple the RDS instance from your EBS env. ie: launch it outside of EB directly from the RDS section of the console. - This option gives you a lot more flexibility, allows you to connect multiple env. to the same DB, provides a wider choice of DB types, and allows you to tear down your app env. without affecting the DB instance.

Answer 34

T, T

Question 35

ACCESS TO RDS FROM EB T or F - To allow the EC2 instances in your EB env. to connect to an ourside DB, there are 2 additional config steps required: 1. An additional SG must be added to your env's ASG. 2. You'll need to provide connection string config info to your app services (endpoint, PW) using EB env. properties.

Answer 35

T, T