Free DP-420 Mock Exam – Practice Online Confidently

You have operational data in an Azure Cosmos OB for NoSQL database. Database users report that the performance of the database degrades significantly when a business analytics team runs large Apache Spark-based queries against the database. You need 10 reduce the impact that running the Spark-based queries has on the database users. What should you implement?

You have an Azure Cosmos DB for NoSQL account named account1.

You need to create a container named Container1 in account1 by using the Azure Cosmos DB .NET SDK. The

solution must ensure that the items in Container1 never expire.

What should you set?

There is a database in an Azure Cosmos DB Core (SQL) API account. You have been asked to create a container that will store employee data for 2500 small businesses. Every business is supposed to have up to 30 employees and every employee will have an email_Address value.

You will have to ensure the uniqueness of the email_Address value for every employee within the same company.

Which of the following fields would you set as the partition key and the unique key respectively?

Each transaction in a Cosmos Database provides ACID property guarantees. Which of these ACID properties ensures that the data is always in a valid state across transactions?

You want to disable all indexing for a container in Azure Cosmos Database. Which of the following property of the indexing policy would help you in meeting the goal?