There are a number of JSON properties used in the JSON definition of a Spark Activity in Azure Data Factory. From the given list of properties, choose the properties that are required/mandatory in the JSON definition. (Select all that are applicable) 
 

Answer options:

A.LinkedServiceName
B.SparkJobLinkedService
C.rootPath
D.className
E.proxyUser
F.All of the above

Correct Answers: A and C 
Check the below table to know the JSON properties used in the JSON definition. The table also provides the description for each property and also whether that property is required or not. 

Option A is correct. linkedServiceName is a required property in JSON definition.
Option B is incorrect. SparkJobLinkedService is not a required property in JSON definition.
Option C is correct. rootPath is a required property in JSON definition.
Option D is incorrect. className is not a required property in JSON definition.
Option E is incorrect. proxyUser is not a required property in JSON definition.
Option F is incorrect. Out of the given options, only linkedServiceName and rootPath are the required JSON properties.
Reference: 
To know more about transforming data using spark, please visit the below-given link: 

https://docs.microsoft.com/en-us/azure/data-factory/transform-data-using-spark