What objects in S3 consists of? * Another way to ask it: explain key, value, version id and meta data in context of objects

Explain data consistency

Can you host dynamic websites on S3?. What about static websites?

What security measures have you taken in context of S3?

What is a storage class? What storage classes are you familiar with?

##### EC2

What is EC2? What is it used for?

What EC2 pricing models are there?

How to increase RAM for a given EC2 instance?

Stop the instance, the type of the instance to match the desired RAM and start the instance.

What is an AMI?

How many storage options are there for EC2 Instances?

What happens when an EC2 instance is stopped or terminated?

What are Security Groups?

How to migrate an instance to another availability zone?

What are spot instances?

##### CloudFront

Explain what is CloudFront and what is it used for

Explain the following * Origin * Edge location * Distribution

What delivery methods available for the user with CDN?

True or False?. Objects are cached for the life of TTL

##### Load Balancers

What types of load balancers are supported in EC2 and what are they used for?

* Application LB - layer 7 traffic * Network LB - ultra-high performances or static IP address * Classic LB - low costs, good for test or dev environments

##### AWS Security

What is the shared responsibility model? In other words, what AWS is responsible for and what the user is responsible for in regards to Security?

What is the AWS compliance program?