Author Question: What kind of circuits are more commonly used for telephone networks in the United States? A) T2 ... (Read 58 times)

jon_i · **on:** Jul 28, 2018

What kind of circuits are more commonly used for telephone networks in the United States?

A) T2 B) T1
C) T3 D) all of the above are used equally

Question 2

Which of the following codes is not essential when placing a call to someone in another country?

A) subscriber number B) 011 C) area code D) country code