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Home > Amazon > Amazon Certifications > DVA-C01
Amazon DVA-C01  Exam Questions & Answers
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Amazon DVA-C01 Exam Questions & Answers


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  • Vendor: Amazon

    Exam Code: DVA-C01

    Exam Name: AWS Certified Developer - Associate (DVA-C01)

    Certification Provider: Amazon

    Total Questions: 703 Q&A

    Updated on: Dec 08, 2023

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DVA-C01 Online Practice Questions and Answers

Questions 1

A Developer is receiving HTTP 400: ThrottlingException errors intermittently when calling the Amazon CloudWatch API. When a call fails, no data is retrieved.

What best practice should first be applied to address this issue?

A. Contact AWS Support for a limit increase.

B. Use the AWS CLI to get the metrics

C. Analyze the applications and remove the API call

D. Retry the call with exponential backoff

Show Answer

Correct Answer: D

https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/cloudwatch_limits.html

Questions 2

During non-peak hours, a Developer wants to minimize the execution time of a full Amazon DynamoDB table scan without affecting normal workloads. The workloads average half of the strongly consistent read capacity units during non-peak

hours.

How would the Developer optimize this scan?

A. Use parallel scans while limiting the rate

B. Use sequential scans

C. Increase read capacity units during the scan operation

D. Change consistency to eventually consistent during the scan operation

Show Answer

Correct Answer: A

https://aws.amazon.com/blogs/developer/rate-limited-scans-in-amazon-dynamodb/

Questions 3

A company has an Amazon S3 bucket containing premier content that it intends to make available to only paid subscribers of its website. The S3 bucket currently has default permissions of all objects being private to prevent inadvertent exposure of the premier content to non-paying website visitors.

How can the company limit the ability to download a premier content file in the S3 bucket to paid subscribers only?

A. Apply a bucket policy that allows anonymous users to download the content from the S3 bucket.

B. Generate a pre-signed object URL for the premier content file when a paid subscriber requests a download.

C. Add a bucket policy that requires multi-factor authentication for requests to access the S3 bucket objects.

D. Enable server-side encryption on the S3 bucket for data protection against the non-paying website visitors.

Show Answer More Questions

Correct Answer: B

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