Which of the following is a telecommunication term that refers to the condition of the line when a telephone handset is lifted, or taken off its hook?
A) On-hook
B) Busy signal
C) Disconnect
D) Off-hook

Question

Quizplus · Accepted Answer

The term "off-hook" refers to the condition of a telephone line when the handset is lifted from its base, indicating that the line is in use and ready to dial or is engaged in a call.

Which of the Following Is a Telecommunication Term That Refers