A Campaign instance is configured with every module installed. When creating a custom Target mapping for this instance, the 'Extensions' window allows additional schemas to be generated.
Which two optional modules allow additional schemas to be generated? (Choose 2)

A customer asks an Adobe Campaign Classic Developer to write a web service that can be used to update the meal preferences of recipients in real time. Which two configurations are required to set up such a web service within Campaign Classic? (Choose 2)

An Adobe Campaign Classic Developer sets the max execution time on the initial Query activity in a Campaign workflow. What happens when that time is exceeded?

A Campaign developer must create a new table in Adobe Campaign. None of the fields in the new table have unique values.
What should the Campaign developer do?

Which statement is true regarding campaign hierarchy?