Which of the following is not true about VOIP?

This question is incomplete. The complete question is given below:

Which of the following is not true about VOIP?

a) It stands for Voice Over Internet Possibility

b) It uses digital, not analog, signals.

c) It can transmit both voice and video.

d) It uses the Internet, rather than regular phone lines or your cellular network.

Option (a) is correct.

Explanation:

Option (a) is correct as VOIP doesn't stand for Voice Over Internet Possibility, rather it stands for Voice over Internet Protocol. Option (b) is incorrect as it uses digital signals to transfer the information instead of analog signals. Option (c) is incorrect as many VOIP based smartphone apps like Skype, Discord etc can be used to transmit both voice and video. Option (d) is also incorrect as it uses internet as a medium to connect instead of regular phone lines or cellular network and that's why it is called Voice over Internet Protocol.