Which of the following is a dialing scheme in which the turning and releasing of a numbered wheel alternately opens and closes the local loop circuit, issuing a series of pulses as the dial returns to its position?
A) Spread spectrum
B) Station equipment
C) Station restriction
D) Rotary

Question

Quizplus · Accepted Answer

The correct answer is D) Rotary. This describes the operation of a rotary or dial telephone, where the dialing mechanism generates a series of electrical pulses corresponding to the number dialed, using a method known as pulse dialing.

Which of the Following Is a Dialing Scheme in Which