AZ-204 Question #251: Real Exam Question with Answer & Explanation

The correct answer is C: SQL API. For relational data you will need the SQL API Incorrect Answer: A: The MongoDB API is not used for relational data. B: The Table API only supports data in the key/value format D: The Cassandra API only supports OLTP (Online Transactional Processing) and not batch https://docs.mic

Submitted by stefanr· Mar 30, 2026

Question

You are creating an app that will use CosmosDB for data storage. The app will process batches of relational data. You need to select an API for the app. Which API should you use?

Options

AMongoDB API
BTable API
CSQL API
DCassandra API

Explanation

For relational data you will need the SQL API Incorrect Answer: A: The MongoDB API is not used for relational data. B: The Table API only supports data in the key/value format D: The Cassandra API only supports OLTP (Online Transactional Processing) and not batch https://docs.microsoft.com/en-us/azure/cosmos-db/choose-api

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