AMIs

Question 1

What is included in an AMI?

Answer 1

All the information needed to launch an EC2 instance?

Question 2

What does AMI stand for?

Answer 2

Amazon machine image

Question 3

True or false: an AMI includes a template for the root volume?

Answer 3

True.

Question 4

What is the template for the root volume?

Answer 4

An operating system, application, etc

Question 5

True or false: an AMI includes the launch permissions?

Answer 5

True

Question 6

What are the launch permissions for an AMI?

Answer 6

This defines which AWS accounts can use the AMI to launch the instance

Question 7

True or false: an AMI includes a block-device mapping?

Answer 7

True

Question 8

What is block device mapping for an AMI?

Answer 8

This specifies EBS volumes to attach to the instance at launch time.

Question 9

True or false, AWS does not provide AMIs. Those must be created by the customer.

Answer 9

False. AWS provides a fleet of default AMIs.

Question 10

How can you create your own AMI?

Answer 10

Get an instance just the way you need it, then create a custom image from the instance using the console.

Question 11

You created a custom AMI using CLI, but now you can’t find it in the AMI menu? What’s wrong?

Answer 11

Since you used CLI to create the AMI, you must manually register the AMI before you can launch the instance.

Question 12

you registered your AMI instance and switch to eu-west-1 to deploy your new AMI, but it isn’t in the AMI menu. What’s wrong?

Answer 12

Since you registered your AMI, the switched your region to deploy it, the AMI will not be registered in the new region. Copy the AMI to the new region and register it.

Question 13

True or False: By default, a new AMI is public?

Answer 13

False, it is private

Question 14

Can you share your AMI?

Answer 14

Yes, either with specific AWS accounts, or publicly

Question 15

True or False: You can sell your AMI on the AWS AMI marketplace

Answer 15

True

Question 16

Where are AMIs stored?

Answer 16

S3

Question 17

In order to copy a storage-backed AMI, what must the owner do to allow an AMI to be copied?

Answer 17

They must grant read permission for the storage that backs the AMI

Question 18

True or False: If you copy an AMI, you are now the owner of the copy, and will be charged for storage of that copy?

Answer 18

True

Question 19

True or False: You can copy and deploy from a shared encrypted AMI

Answer 19

False. You cannot directly copy a shared AMI.

Question 20

How can a sharer of an encrypted AMI allow you to deploy an instance from it?

Answer 20

They must share the AMI and the encryption key. Might be better to decrypt the AMI, then share it.