How does DAC know the source OLTP and target Data Warehouse connection Information?

A.
This information is given in the Physical Data sources tab in DAC client.

B.
This information is given in two flat files, file_source.csv and file_target.csv.

C.
It fetches this information from Informatica.

D.
DAC doesn�t require knowing this information. However ft is required to give this information in