Using Optimistic Locking the user is responsible for managing the version of an item using an attribute

Week 4 Quiz >>> Using Optimistic Locking the user is responsible for managing the version of an item using an attribute >>> Amazon DynamoDB: Building NoSQL Database-Driven Applications

True

False

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DAX should be used for an application reading from the same partition key very often.

DAX should be used to speed up an application doing a lot of writes to DynamoDB.

DAX requires an entire rewrite of the application so that reads go to DAX and writes go to DynamoDB.

DAX should be used for single digit millisecond latency reads.

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Modify the Projected attributes field to All.

Modify the Projected attributes field to Include and specify that specific attribute.

After retrieving the data from the index, query the main table for the missing attribute.

DynamoDB will return the attribute from the main table if it can’t find it in the index.

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In DynamoDB as there is no limit to the storage

Amazon Simple Storage Service

Amazon DynamoDB Streams

Amazon Elasticsearch Service