Category: AWS-CDA

Exam AWS-CDA: AWS Certified Developer – Associate

What should you do to enable internet access?

You have an environment that consists of a public subnet using Amazon VPC and 3
instances that are running in this subnet. These three instances can successfully
communicate with other hosts on the Internet. You launch a fourth instance in the same
subnet, using the same AMI and security group configuration you used for the others, but
find that this instance cannot be accessed from the Internet. What should you do to enable
internet access?

Which of the following steps could resolve the issue?

After launching an instance that you intend to serve as a NAT (Network Address
Translation) device in a public subnet you modify your route tables to have the NAT device
be the target of internet bound traffic of your private subnet. When you try and make an

outbound connection to the Internet from an instance in the private subnet, you are not
successful. Which of the following steps could resolve the issue?

Which table configuration will result in the lowest impact on provisioned throughput for this query?

An application stores payroll information nightly in DynamoDB for a large number of
employees across hundreds of offices. Item attributes consist of individual name, office
identifier, and cumulative daily hours. Managers run reports for ranges of names working in
their office. One query is. “Return all Items in this office for names starting with A through
E”. Which table configuration will result in the lowest impact on provisioned throughput for
this query?


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