Community QuestionSeen on 3 CBTsRe-created in 6 study sets this year

Point-to-Point Protocol (PPP)

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Answer

A protocol that allows two devices to connect, authenticate, and negotiate what protocols they will use (almost always TCP/IP).

2 of 3 indexed CBT versions give this answer·Answer index rebuilt Aug 10, 2026

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This question appears on 3 CBT versions we've indexed, and they don't all give the same answer. Exam editions change and answer keys get re-cut, so more than one of these was correct on the test it came from. Here is each of them, and how many versions give it.

2 of 3 versionsmost versions

A protocol that allows two devices to connect, authenticate, and negotiate what protocols they will use (almost always TCP/IP).

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1 of 3 version

Offers support for multiple protocols, including AppleTalk, IPX, and DECnet. PPP works with POTS, Integrated Services Digital Network (ISDN) and other faster connections such as T1. PPP doesn't provide data security, but it does provide authentication using CHAP.

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