Considering that multiple users occupy the same channel when using CDMA, how are various calls using this technology kept separate?
A) The packets are coded such that individual calls can be distinguished.
B) The packets include the end user's SIM IMEI in each packet.
C) The sending and receiving of data is performed on different frequencies. Users hop between these frequencies to avoid interference.
D) The transmissions are encrypted, such that only the appropriate device can decrypt its own call.

Question

Quizplus · Accepted Answer

CDMA (Code Division Multiple Access) technology separates calls by encoding them with a unique code. Each user's data is spread over the entire bandwidth spectrum using a unique spreading code, allowing multiple users to be on the same channel without interference.

Considering That Multiple Users Occupy the Same Channel When Using