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Add questions and exercises

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In addition, move shell scripting questions into a separate file.
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abregman
2021-11-12 14:43:38 +02:00
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exercises/aws/README.md
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@ -19,6 +19,7 @@
| Launch EC2 web instance | EC2 | [Exercise](launch_ec2_web_instance.md) | [Solution](solutions/launch_ec2_web_instance.md) | Easy |
| Security Groups | EC2 | [Exercise](security_groups.md) | [Solution](solutions/security_groups.md) | Easy |
| IAM Roles | EC2 + IAM | [Exercise](ec2_iam_roles.md) | [Solution](solutions/ec2_iam_roles.md) | Easy |
| Spot Instances | EC2 | [Exercise](create_spot_instances.md) | [Solution](solutions/create_spot_instances.md) | Easy |
#### AWS - Lambda
@ -352,6 +353,12 @@ On Demand is good for short-term non-interrupted workloads (but it also has the
Reserved instances: they are cheaper than on-demand and the instance is yours for the chosen period of time.
</b></details>
<details>
<summary>Which pricing model has potentially the biggest discount and what its advantage</summary><br><b>
Spot instances provide the biggest discount but has the disadvantage of risking losing them due bigger bid price.
</b></details>
<details>
<summary>You need an instance for two years, but only between 10:00-15:00 every day. Which pricing model would you use?</summary><br><b>
@ -434,7 +441,7 @@ EBS
</b></details>
<details>
<summary>What EC2 RI types are there?</summary><br><b>
<summary>What EC2 reserved instance types are there?</summary><br><b>
Standard RI - most significant discount + suited for steady-state usage
Convertible RI - discount + change attribute of RI + suited for steady-state usage
@ -443,6 +450,18 @@ Scheduled RI - launch within time windows you reserve
Learn more about EC2 RI [here](https://aws.amazon.com/ec2/pricing/reserved-instances)
</b></details>
<details>
<summary>For how long can reserved instances be reserved?</summary><br><b>
1 or 3 years.
</b></details>
<details>
<summary>What allows you to control inbound and outbound instance traffic?</summary><br><b>
Security Groups
</b></details>
<details>
<summary>What bootstrapping means and how to use it in AWS EC2?</summary><br><b>
@ -482,6 +501,14 @@ To terminate such instances, you must cancel the Spot instance request first.
Set of Spot instance and if you want, also on-demand instances.
</b></details>
<details>
<summary>What strategies are there to allocate Spot instances?</summary><br><b>
* lowestPrice: launch instances from the pool that has the lowest price
* diversified: distributed across all pools
* capacityOptimized: optimized based on the number of instances
</b></details>
#### AWS - Lambda
<details>