PROFESSIONAL-CLOUD-ARCHITECT · Question #123
PROFESSIONAL-CLOUD-ARCHITECT Question #123: Real Exam Question with Answer & Explanation
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Question
You are creating an App Engine application that uses Cloud Datastore as its persistence layer. You need to retrieve several root entities for which you have the identifiers. You want to minimize the overhead in operations performed by Cloud Datastore. What should you do?
Options
- ACreate the Key object for each Entity and run a batch get operation
- BCreate the Key object for each Entity and run multiple get operations, one operation for each
- CUse the identifiers to create a query filter and run a batch query operation
- DUse the identifiers to create a query filter and run multiple query operations, one operation for
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