Billing and pricing

Question 1

What is the pricing philosophy of AWS?

Answer 1

1. Pay as you go
2. Pay for what you use
3. Pay less when you use more
4. Pay even less when you reserve capacity

Question 2

What is capex and opex?

Answer 2

Capex- Capital expenditure- where you pay upfront for hardware… it is fixed, sunk cost

Opex- operational expenditure- where you only pat for what you use

Question 3

What are the 4 pricing models of EC2?

Answer 3

1. On demand
2. Reserved instance
3. Spot
4. Dedicated hosts

Question 4

Name 7 free services

Answer 4

1. Amazon VPC (virtual private cloud)
2. Elastic beanstalk
3. CloudFormation
4. IAM
5. Autoscalling (EC2)
6. Opsworks
7. Consolidated billing

Question 5

What is a budget?

Answer 5

Budgets are used to budget costs (or predict) costs BEFORE they are incurred

Question 6

What is the cost explorer?

Answer 6

Cost explorer is used to explore costs AFTER they have been incurred

Question 7

What are the 4 support plans?

Answer 7

1. Basic- Free, no support, no TAM
2. Developer- $29/month, tech support via email (business hours), 1p open case, no TAM
3. Business- $100/month, 24-7 tech support email and phone, unlim cases, production sys down < 1hour response
4. Enterprise- $15,000/month, same as ^ but with TAM
   mission critical failure 15 mins response time.

Question 8

What is a tag?

Answer 8

Metadata, Key values pair attached to AWS resources, can be inherited

Question 9

What is a resource group?

Answer 9

Using tags to group resources. Can use AWS systems manager to apply automation to a resource group e.g. apply a patch.

Question 10

What is tag editor?

Answer 10

GLOBAL resource- can use it to discover resources and add additional tags to them

Question 11

What are the two types of organization?

Answer 11

1. Full- Consists of Root –> OUs (organisational units) –> AWS accounts
2. Consolidated billing only

Question 12

Where can you apply policies in an organization?

Answer 12

You can apply policies at the OU level or AWS account level

Question 13

Name 3 organization best practices

Answer 13

1. Always use MFA on root account
2. Always used strong and complex passwords
3. The paying account should be for billing only and should not be used or deploying resources

Question 14

How many linked accounts can you have in an organization?

Answer 14

20

Question 15

How do alerts work for organizations?

Answer 15

When monitoring is enabled in the paying account the billing data for all linked accounts is included. You can still create bill alerts for individual accounts

Question 16

What is CloudTrail?

Answer 16

Used for auditing AWS environments. You can consolidate logs using S3 buckets.

Question 17

What are the 3 steps to set up CloudTrail?

Answer 17

1. Turn on CloudTrail on the in paying account
2. Create a bucket policy that allows cross-account access
3. Turn on CloudTrail in the other accounts and use the bucket in the primary account

Question 18

What consolidated billing?

Answer 18

Allows you to get volume discounts on all your linked accounts

Question 19

Can you used reserved instances used across groups?

Answer 19

Yes

Question 20

What is AWS quick start?

Answer 20

A way of deploying environments quickly using CloudFormations templates built by AWS solutions architects who are experts in that particular technology

Question 21

What is AWS landing zone?

Answer 21

A solution that helps customers easily set up multi-account environments based on AWS best practice. Currently 4 accounts: security….

Question 22

What are the 2 calculators AWS provides?

Answer 22

1. Simple monthly calculator (No comparison)

2. AWS TCO- Total cost of ownership- comparing on premise solution vs cloud solution