What does the Cosmos DB SDK's bulk executor / bulk operations mode provide?
- A Automatic partition key selection
- B Optimized throughput for inserting or updating large numbers of documents in parallel (correct answer)
- C Automatic geo-replication
- D Real-time change notifications
Shortcut: The SDK's bulk execution mode batches and parallelizes operations across partitions, maximizing RU/s utilization for large-scale imports or migrations.