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Question 184 - DBS-C01 discussion

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A business uses Amazon EC2 instances in VPC A to serve an internal file-sharing application. This application is supported by an Amazon ElastiCache cluster in VPC B that is peering with VPC

A.
The corporation migrates the instances of its applications from VPC A to VPC B. The file-sharing application is no longer able to connect to the ElastiCache cluster, as shown by the logs. What is the best course of action for a database professional to take in order to remedy this issue?
Answers
A.
The corporation migrates the instances of its applications from VPC A to VPC B. The file-sharing application is no longer able to connect to the ElastiCache cluster, as shown by the logs. What is the best course of action for a database professional to take in order to remedy this issue?
B.
Create a second security group on the EC2 instances. Add an outbound rule to allow traffic from the ElastiCache cluster security group.
Answers
B.
Create a second security group on the EC2 instances. Add an outbound rule to allow traffic from the ElastiCache cluster security group.
C.
Delete the ElastiCache security group. Add an interface VPC endpoint to enable the EC2 instances to connect to the ElastiCache cluster.
Answers
C.
Delete the ElastiCache security group. Add an interface VPC endpoint to enable the EC2 instances to connect to the ElastiCache cluster.
D.
Modify the ElastiCache security group by adding outbound rules that allow traffic to VPC CIDR blocks from the ElastiCache cluster.
Answers
D.
Modify the ElastiCache security group by adding outbound rules that allow traffic to VPC CIDR blocks from the ElastiCache cluster.
E.
Modify the ElastiCache security group by adding an inbound rule that allows traffic from the EC2 instances security group to the ElastiCache cluster.
Answers
E.
Modify the ElastiCache security group by adding an inbound rule that allows traffic from the EC2 instances security group to the ElastiCache cluster.
Suggested answer: D

Explanation:


https://docs.aws.amazon.com/vpc/latest/peering/vpc-peering-security-groups.html

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asked 16/09/2024
Javier Portabales
40 questions
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