S3

Question 1

What are the 4 ways to encrypt in S3?

Answer 1

Client Side Encryption
Amazon S3 Managed Keys (SSE-S3)
Key Management Services (SSE-KMS)
Customer Provided Keys (SSE-SC)

Question 2

What are the 5 steps of S3 cross region replication?

Answer 2

Select Bucket Replication tab
Select Source/Destination buckets
Make sure Versioning is enabled
Assign/Create IAM role
Copy previous files to destination using command-line

Question 3

How big can S3 files be?

Answer 3

0 bytes to 5TB

Question 4

S3 has what consistency model for PUTs of new objects?

Answer 4

Read after Write consistency

Question 5

What is a Cloudfront edge location?

Answer 5

The location where the content will be cached

Question 6

What is a Cloudfront origin?

Answer 6

The S3 bucket where the files exist to be distributed by Cloudfront

Question 7

What is a Cloudfront distribution?

Answer 7

The name given to the CDN

Question 8

What are the 4 storage tiers of S3?

Answer 8

S3 standard
S3 IA
S3 IA-One Zone
Glacier

Question 9

Whats is the S3 durability?

Answer 9

99.999999999%

Question 10

How can you control access to S3 buckets?

Answer 10

Bucket Policy

Bucket ACL

Question 11

What url would a bucket in us-east-1 region have?

Answer 11

https://s3-us-east-1.amazonaws.com/

Question 12

What are the 4 types of Storage Gateways?

Answer 12

File Gateway
Stored Volumes
Cached Volumes
Tape Gateway

Question 13

S3 has what consistency model for Overwrite PUTs and DELETEs?

Answer 13

Eventual Consistency

Question 14

What are the 4 origin options for Cloudfront?

Answer 14

S3 bucket
EC2 instance
ELB
Route53

Question 15

What is transfer Acceleration?

Answer 15

Uploading items to S3 using a Cloudfront url. It uploads to an edge location close to you, then uploads to origin later.