Information Systems and Computer Applications CLEP Prep Practice Exam 2026 – Your All-in-One Guide to Exam Mastery!

A communications protocol refers to a set of rules and standards that define how data is transmitted and received between different devices on a computer network. Option A is incorrect because a communications protocol is not a coding language; it is a set of guidelines for communication. Option B is incorrect because a communications protocol is not a type of computer memory. Option D is incorrect because a communications protocol is not a computer language; it is a set of rules that allow different computer languages to communicate effectively with each other.