When using the following AWS services, which should be implemented in multiple Availability Zones for high
availability solutions? Choose 2 answers
A.
Amazon DynamoDB
B.
Amazon Elastic Compute Cloud (EC2)
C.
Amazon Elastic Load Balancing
D.
Amazon Simple Notification Service (SNS)
E.
Amazon Simple Storage Service (S3)
I think only B, C is HA by default.
Yes BC for HA
B C
http://www.aiotestking.com/amazon/which-should-be-implemented-in-multiple-availability-zones-for-high-availability-solutions/
No, it’s A and B. DynamoDB LOVES multiple AZ’s and EC2 needs to be in multiple AZ’s for HA, also. ELB is not deployed in an AZ at all.
I disagree. ALB & NLB have AZ settings. Couldnt find such in DynamoDB (hence the service is resilient by default).