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Amazon DAS-C01 Practice Test - Questions Answers, Page 22

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Question 211

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A company wants to use automatic machine learning (ML) to create and visualize forecasts of complex scenarios and trends.

Which solution will meet these requirements with the LEAST management overhead?

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Question 212

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A bank is building an Amazon S3 data lake. The bank wants a single data repository for customer data needs, such as personalized recommendations. The bank needs to use Amazon Kinesis Data Firehose to ingest customers' personal information, bank accounts, and transactions in near real time from a transactional relational database.

All personally identifiable information (Pll) that is stored in the S3 bucket must be masked. The bank has enabled versioning for the S3 bucket.

Which solution will meet these requirements?

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Question 213

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A company has a mobile app that has millions of users. The company wants to enhance the mobile app by including interactive data visualizations that show user trends.

The data for visualization is stored in a large data lake with 50 million rows. Data that is used in the visualization should be no more than two hours old.

Which solution will meet these requirements with the LEAST operational overhead?

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Question 214

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A large ecommerce company uses Amazon DynamoDB with provisioned read capacity and auto scaled write capacity to store its product catalog. The company uses Apache HiveQL statements on an Amazon EMR cluster to query the DynamoDB table. After the company announced a sale on all of its products, wait times for each query have increased. The data analyst has determined that the longer wait times are being caused by throttling when querying the table.

Which solution will solve this issue?

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