What is one key difference between an Amazon EBS-backed and an instance-store backed
instance?

When you put objects in Amazon S3, what is the indication that an object was successfully
stored?

Which of the following items are required to allow an application deployed on an EC2 instance
to write data to a DynamoDB table? Assume that no security keys are allowed to be stored on
the EC2 instance.
(Choose 2 answers)

When an EC2 EBS-backed (EBS root) instance is stopped, what happens to the data on any
ephemeral store volumes?

You have decided to change the instance type for instances running in your application tier
that is using Auto Scaling. In which area below would you change the instance type
definition?

You have a web application running on six Amazon EC2 instances, consuming about 45% of
resources on each instance. You are using auto-scaling to make sure that six instances are
running at all times. The number of requests this application processes is consistent and does
not experience spikes. The application is critical to your business and you want high
availability at all times. You want the load to be distributed evenly between all instances. You
also want to use the same Amazon Machine Image (AMI) for all instances. Which of the
following architectural choices should you make?

In AWS, which security aspects are the customer’s responsibility? Choose 4 answers

Your web application front end consists of multiple EC2 instances behind an Elastic Load
Balancer. You configured ELB to perform health checks on these EC2 instances, if an

instance fails to pass health checks, which statement will be true?

A customer is leveraging Amazon Simple Storage Service in eu-west-1 to store static content
for a web-based property. The customer is storing objects using the Standard Storage class.
Where are the customers objects replicated?

Which of the following are characteristics of Amazon VPC subnets? Choose 2 answers