which purpose does a northbound API serve in a controller-based networking architecture?

exams 200-301 V4 200-301 exam 0 Comments

which purpose does a northbound API serve in a controller-based networking architecture?
A . communicates between the controller and the physical network hardware
B . reports device errors to a controller
C . generates statistics for network hardware and traffic
D . facilitates communication between the controller and the applications

Answer: D