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Exam AWS Certified Solutions Architect - Professional SAP-C02 topic 1 question 184 discussion

Exam question from Amazon's AWS Certified Solutions Architect - Professional SAP-C02
Question #: 184
Topic #: 1
[All AWS Certified Solutions Architect - Professional SAP-C02 Questions]

An environmental company is deploying sensors in major cities throughout a country to measure air quality. The sensors connect to AWS IoT Core to ingest timeseries data readings. The company stores the data in Amazon DynamoDB.

For business continuity, the company must have the ability to ingest and store data in two AWS Regions.

Which solution will meet these requirements?

  • A. Create an Amazon Route 53 alias failover routing policy with values for AWS IoT Core data endpoints in both Regions Migrate data to Amazon Aurora global tables.
  • B. Create a domain configuration for AWS IoT Core in each Region. Create an Amazon Route 53 latency-based routing policy. Use AWS IoT Core data endpoints in both Regions as values. Migrate the data to Amazon MemoryDB for Redis and configure cross-Region replication.
  • C. Create a domain configuration for AWS IoT Core in each Region. Create an Amazon Route 53 health check that evaluates domain configuration health. Create a failover routing policy with values for the domain name from the AWS IoT Core domain configurations. Update the DynamoDB table to a global table.
  • D. Create an Amazon Route 53 latency-based routing policy. Use AWS IoT Core data endpoints in both Regions as values. Configure DynamoDB streams and cross-Region data replication.
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Suggested Answer: C 🗳️
by Roontha at May 28, 2023, 3:10 a.m.
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F_Eldin
Highly Voted 1 year, 11 months ago
Selected Answer: C
https://aws.amazon.com/solutions/implementations/disaster-recovery-for-aws-iot/ A, B Wrong. No need to replace DynamoDB with any other DB. DynamoDB Global Table is enough D- Wrong, Not a use-case for Change Data Capture through Streams
upvoted 9 times
ShenYuying
9 months, 3 weeks ago
The above URL is not available now. You can refer to this URL: https://aws.amazon.com/blogs/iot/how-to-implement-a-disaster-recovery-solution-for-iot-platforms-on-aws/
upvoted 1 times
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JosephDZhou
Most Recent 1 year, 3 months ago
For C, how failover routing policy have the ability to ingest and store data in two AWS Regions, there is only one active record
upvoted 2 times
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career360guru
1 year, 5 months ago
Selected Answer: C
Option C Business continuity = Failover -> DynamoDB Global DB
upvoted 4 times
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NikkyDicky
1 year, 10 months ago
Selected Answer: C
its a C
upvoted 3 times
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Maria2023
1 year, 10 months ago
Selected Answer: C
The only answer which configures DynamoDB properly for multi-region is C
upvoted 2 times
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rbm2023
1 year, 11 months ago
Selected Answer: C
Removed B because is replacing Dynamo, unnecessary
upvoted 2 times
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andreitugui
1 year, 11 months ago
Selected Answer: C
Answer is C
upvoted 2 times
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Roontha
1 year, 11 months ago
Answer: C
upvoted 1 times
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