DBS-C01 · Question #244
DBS-C01 Question #244: Real Exam Question with Answer & Explanation
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Question
A company has a quarterly customer survey. The survey uses an Amazon EC2 instance that is hosted in a public subnet to host a customer survey website. The company uses an Amazon RDS DB instance that is hosted in a private subnet in the same VPC to store the survey results. The company takes a snapshot of the DB instance after a survey is complete, deletes the DB instance, and then restores the DB instance from the snapshot when the survey needs to be conducted again. A database specialist discovers that the customer survey website times out when it attempts to establish a connection to the restored DB instance. What is the root cause of this problem?
Options
- AThe VPC peering connection has not been configured properly for the EC2 instance to
- BThe route table of the private subnet that hosts the DB instance does not have a NAT gateway
- CThe public subnet that hosts the EC2 instance does not have an internet gateway configured for
- DThe wrong security group was associated with the new DB instance when it was restored from
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