Author Question: An option box is used to identify actions that relate to one object. Indicate whether the ... (Read 37 times)

jman1234 · **on:** Jul 7, 2018

An option box is used to identify actions that relate to one object.

Indicate whether the statement is true or false

Question 2

Which of the following is true of the public switched telephone network (PSTN)?

A)

It utilizes circuit switching to enable analog voice communication.
B)

It utilizes packet switching to enable analog voice communication.
C)

Analog signals are sent as sine waves.
D)

All of the above