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Add AWS questions

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Mainly about EFS.
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abregman 2021-11-19 11:28:55 +02:00
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### AWS Exercises ### AWS Exercises
Note: Provided solutions are using the AWS console. It's recommended you'll use IaC technologies to solve the exercises (e.g. Terraform).
#### AWS - IAM #### AWS - IAM
|Name|Topic|Objective & Instructions|Solution|Comments| |Name|Topic|Objective & Instructions|Solution|Comments|
@ -455,6 +457,54 @@ It is mostly used for cache and temporary data purposes.
Yes, the data on instance store is lost when they are stopped. Yes, the data on instance store is lost when they are stopped.
</b></details> </b></details>
##### AWS Storage - EFS
<details>
<summary>What is Amazon EFS?</summary><br><b>
[AWS Docs](https://aws.amazon.com/efs): "Amazon Elastic File System (Amazon EFS) provides a simple, scalable, fully managed elastic NFS file system for use with AWS Cloud services and on-premises resources."
In simpler words, it's a network file system you can mount on one or more EC2 instances.
</b></details>
<details>
<summary>True or False? EFS is locked into a single availability zone</summary><br><b>
False. EFS can be mounted across multiple availability zones.
</b></details>
<details>
<summary>What are some use cases for using EFS?</summary><br><b>
* Data sharing (e.g. developers working on the same source control)
* Web serving
* Content management
</b></details>
<details>
<summary>True or False? EFS only compatible with Linux based AMI</summary><br><b>
True
</b></details>
<details>
<summary>True or False? EFS requires the user to perform capacity planning as it doesn't scales automatically</summary><br><b>
False. EFS scales automatically and you pay-per-use.
</b></details>
<details>
<summary>Which EFS mode would you use if need maximum throughput?</summary><br><b>
Performance Mode (Max I/O): This provides high throughput and it's used for big data, media processing, etc.
</b></details>
<details>
<summary>What is the default EFS mode?</summary><br><b>
Performance Mode (General Purpose): Used for web servers, CMS, etc.
</b></details>
##### AWS EC2 - Pricing Models ##### AWS EC2 - Pricing Models
<details> <details>
@ -938,14 +988,6 @@ Learn more [here](https://docs.aws.amazon.com/AmazonS3/latest/dev/transfer-accel
<summary>What storage options are there for EC2 Instances?</summary><br><b> <summary>What storage options are there for EC2 Instances?</summary><br><b>
</b></details> </b></details>
<details>
<summary>What is Amazon EFS?</summary><br><b>
Amazon definition: "Amazon Elastic File System (Amazon EFS) provides a simple, scalable, fully managed elastic NFS file system for use with AWS Cloud services and on-premises resources."
Learn more [here](https://aws.amazon.com/efs)
</b></details>
<details> <details>
<summary>What is AWS Snowmobile?</summary><br><b> <summary>What is AWS Snowmobile?</summary><br><b>