CCNA: Cisco Certified Network Associate — Question 1116

Which protocol does a REST API use to communicate?

Answer options

• A. SSH
• B. STP
• C. SNMP
• D. HTTP

Correct answer: D

Explanation

The correct answer is D, HTTP, as REST APIs are built on the principles of using HTTP for requests and responses. The other options, SSH, STP, and SNMP, are unrelated protocols that serve different purposes, such as secure shell access, spanning tree protocol for network management, and network management respectively.