CCNA: Cisco Certified Network Associate — Question 750

Which interface type enables an application running on a client to send data over an IP network to a server?

Answer options

• A. northbound interface
• B. application programming interface
• C. southbound interface
• D. Representational State Transfer application programming interface

Correct answer: B

Explanation

The correct answer is B, as an application programming interface (API) defines the methods and protocols for communication between different software applications. Options A and C refer to interfaces that handle interactions in different directions and contexts, while option D is a specific type of API that uses REST principles, but does not encompass all types of application interfaces.