Exam AWS Certified Database - Specialty topic 1 question 123 discussion

Exam question from Amazon's AWS Certified Database - Specialty

Question #: 123
Topic #: 1

[All AWS Certified Database - Specialty Questions]

A company has applications running on Amazon EC2 instances in a private subnet with no internet connectivity. The company deployed a new application that uses Amazon DynamoDB, but the application cannot connect to the DynamoDB tables. A developer already checked that all permissions are set correctly.
What should a database specialist do to resolve this issue while minimizing access to external resources?

A. Add a route to an internet gateway in the subnet's route table.
B. Add a route to a NAT gateway in the subnet's route table.
C. Assign a new security group to the EC2 instances with an outbound rule to ports 80 and 443.
D. Create a VPC endpoint for DynamoDB and add a route to the endpoint in the subnet's route table.

Show Suggested Answer

Suggested Answer: D 🗳️

by Jaypdv at April 4, 2021, 7:56 a.m.

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RotterDam

Highly Voted 3 years, 5 months ago

Got this question in my exam. (i cleared it). D is correct

upvoted 5 times

Zdujgfr567783ff

2 years, 2 months ago

how do u know this your answer was correct?

upvoted 2 times

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jove

Highly Voted 3 years, 8 months ago

Selected Answer: D

https://docs.aws.amazon.com/amazondynamodb/latest/developerguide/vpc-endpoints-dynamodb.html

upvoted 5 times

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NishithShah

Most Recent 1 year, 8 months ago

D. Create a VPC endpoint for DynamoDB and add a route to the endpoint in the subnet's route table.

upvoted 1 times

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Germaneli

1 year, 11 months ago

Selected Answer: D

"What should a database specialist do to resolve this issue while minimizing access to external resources?" x A. an internet gateway is actually maximising access to external resources - distractor. x B. so is a NAT gateway. x C. what do you want with ports 80 and 443? Distractor. D. Create a VPC endpoint for DynamoDB: reasonable choice fulfilling the requirement.

upvoted 2 times

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novice_expert

3 years, 3 months ago

Selected Answer: D

https://docs.aws.amazon.com/amazondynamodb/latest/developerguide/vpc-endpoints-dynamodb.html D. Create a VPC endpoint for DynamoDB -> add this endpoint in the subnet's route table.

upvoted 2 times

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