q8. ebs: inspect

CloudWatch, not CloudWatch Logs ???

q9. dynamodb: eventually consistent read

• Can receive outdated data
• Use less RCU than a strong consistent read ???

q11. s3: maximum performance

S3 Transfer Acceleration ???

q13. s3: access from external account

Use an IAM role ???

q18 ec2: ephemeral0 data

Won’t be lost after a restart

q20. vpc: 3 azs, 2 tier, subnets?

6 = 3 x 2

q28. ebs: backup

Snapshot backup ???

q29. cloudwatch: ec2 metrics

Without CWAgents

• CPU
• Disk
• Network

With CWAgent

• Memory

q34. elastic ip

Cost money event if not associated with anything

q37. ec2 - placement group: number of instance?

q45. allow network connectivity between 2+ vpc?

• VPC Peer
• Transit Gateway ???

q47. storage gateway vs nat gateway

Which one can extend capacity of on-premise?

q49. dynamodb: increase rcu vs dax?

q52. ec2 - instance store: when will the cache data be lost?

q54. cloudfront: can improve performance of static or dynamic content.

q55. s3 - storage classes

S3 Standard IA: Same performance as S3 Standard

q59. vpc: direct connect

Won’t traverse the public internet.