Online Access Free 70-777 Exam Questions

You have an Azure Cosmos DB database that uses the Table API. The database contains a table that includes the student data of a school.
A subset of the data is shown in the following table

Another student named Ivo Salmre joins the school.
You plan to add a new entity for the new student.
Which entity will be rejected?

• A.
• B.
• C.
• D.

You have an Azure Cosmos DB account. You need to view account-level performance metrics.
What should you use?

• A.the REST API
• B.the Azure portal
• C.the .NET SDK
• D.Azure CLI

You have an Azure Cosmos DB account named Account1 that uses the SQL APL Account1 contains a collection named Coll1.
You have an Apache Spark duster in Azure HDInsight. The cluster is located in the same Azure region as Account1.
You need to develop Python-based code. The code must execute a query that uses predicate filters against Coll1 and converts the results into a Spark DataFrame.
in which order should you perform the actions? To answer, move all actions from the list of actions to the answer area and arrange them in the correct order.

Correct Answer:

You have an Azure Cosmos DB account named Account1.
You collect all the logs and the metrics from Account1, store them in a storage account, and send them to Azure Log Analytics.
You need to use Log Analytics to identify all the operations against Account that take more than three milliseconds.
How should you complete the query? To answer, select the appropriate options in the answer area. NOTE: Each correct selection is worth one point.

Correct Answer:

You have an Azure Cosmos DB account that uses the SQL API. The account has a limit of 2,500 request units per second (RU/s). The default consistency level is set to Eventual.
You discover that you frequently exceed the Ru/s limit.
You need to recommend strategies to reduce the number of request units (RUs) consumed.
Which two possible strategies can you recommend to achieve this goal? Each correct answer presents a complete solution. NOTE. Each correct selection is worth one point.

• A.Use predicates and projections to shape the response of queries.
• B.Change the default consistency level to Consistent Prefix.
• C.Change the default consistency level to Strong.
• D.Remove irrelevant information from the documents.
• E.Optimize the index policy to include only paths that are filtered against.