The correct answer is:
A) control channels
Control channels are used by cellular providers to manage the connections between phones, including determining their locations, the carrier they are using, and available frequencies for communication.
Question 7 options:
A)
control channels
B)
sound waves
C)
visual supplements
D)
electrical impulses
1 answer
The correct answer is:
A) control channels
Control channels are used by cellular providers to manage the connections between phones, including determining their locations, the carrier they are using, and available frequencies for communication.