Question

Which protocol is used to make telephone calls over the Internet?

• A. VOIP
• B. DHCP
• C. ARP
• D. UDP

Answer 1

Answer:

A. VOIP

• Full Form of VOIP - Voice over Internet Protocol (VoIP)

• VoIP is a technology that allows users to make voice calls over the Internet.

• VoIP converts analog voice signals into digital data packets that are transmitted over the Internet.

• The first VoIP call was made in 1973 by computer scientist Danny Cohen.

• Residential VoIP - Designed for personal use, usually offered by Internet service providers.

• Business VoIP – Designed for businesses that offer advanced features and high call volumes.

• Mobile VoIP – Allows users to make VoIP calls using their mobile devices.