What is VoIP?

A. VoIP uses IP technology to transmit telephone calls

B. VoIP offers the low cost ability to receive personal and business calls via computer

C. VoIP offers the ability to have more than one phone number

D. All of these are correct

D. All of these are correct

Explanation:

VoIP transmits voice data packets over the internet. It is a low-cost option for receiving personal and business calls because it uses existing infrastructure that is the internet to transmit calls, unlike traditional telephone systems that require specialized equipment such as PBXs that are costly. VoIP also offers the ability to have more than one telephone number, as long as the bandwidth is enough, it allows multiple connections at any given time.