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You are writing to a DynamoDB table and receive the following exception:" ProvisionedThroughputExceededException". though according to your Cloudwatch metrics for the table, you are not exceeding your provisioned throughput. What could be an explanation for this?
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Games-R-Us is launching a new game app for mobile devices. Users will log into the game using their existing Facebook account and the game will record player data and scoring information directly to a DynamoDB table. What is the most secure approach for signing requests to the DynamoDB API?
A developer is integrating Amazon ElastiCache in an application. The cache will store data from a database. The cached data must populate real-time dashboards. Which caching strategy will meet these requirements?

Question 454 - DVA-C01 discussion

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An application uses Amazon DynamoDB as its backend database The application experiences sudden spikes in traffic over the weekend and variable but predictable spikes during weekdays The capacity needs to be set to avoid throttling errors at all times How can this be accomplished cost-effectively?

A.
Use provisioned capacity with AWS Auto Scaling throughout the week.
Answers
A.
Use provisioned capacity with AWS Auto Scaling throughout the week.
B.
Use on-demand capacity for the weekend and provisioned capacity with AWS Auto Scaling during the weekdays
Answers
B.
Use on-demand capacity for the weekend and provisioned capacity with AWS Auto Scaling during the weekdays
C.
Use on-demand capacity throughout the week
Answers
C.
Use on-demand capacity throughout the week
D.
Use provisioned capacity with AWS Auto Scaling enabled during the weekend and reserved capacity enabled during the weekdays
Answers
D.
Use provisioned capacity with AWS Auto Scaling enabled during the weekend and reserved capacity enabled during the weekdays
Suggested answer: A
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asked 16/09/2024
David Stutz
31 questions
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