CompTIA Exam Questions

Which of the following protocols is primarilyused to provide TCP/IP over a dial-up Internet connect

Which of the following protocols is primarilyused to provide TCP/IP over a dial-up
Internet connection?

A.
Point-to-Point (PPP)

B.
Remote Access Service (RAS)

C.
Synchronous Optical Network (SONET)

D.
Independent Computing Architecture (ICA)