You are a solutions architect who has been asked to do some consulting for a US company that produces reuseable rocket parts. They have a new web application that needs to be built and this application must be
stateless. Which three services could you use to achieve this?
A.
AWS Storage Gateway, Elasticache & ELB
B.
ELB, Elasticache & RDS
C.
Cloudwatch, RDS & DynamoDb
D.
RDS, DynamoDB & Elasticache.
D
http://www.aiotestking.com/amazon/which-three-services-could-you-use-to-achieve-this/
D.
The correct answer is RDS, DynamoDB and ElasticCache.
ElisticCache is used to store http session state. RDS and DynamoDB can also be used to store sessions state – but are more likely to be used for product data or user data.