CompTIA
N10-005 · Question #570
N10-005 Question #570: Real Exam Question with Answer & Explanation
The correct answer is B: CDMA. CDMA (Code Division Multiple Access) is the channel access technology used in cellular networks, allowing multiple users to share the same frequency band using unique codes.
Question
Which of the following technologies is used on cellular networks?
Options
- AEthernet
- BCDMA
- CCSMA/CA
- DPOTS
Explanation
CDMA (Code Division Multiple Access) is the channel access technology used in cellular networks, allowing multiple users to share the same frequency band using unique codes.
Common mistakes.
- A. Ethernet (IEEE 802.3) is a wired local area network technology used for connecting devices within a LAN, not for cellular wireless communications.
- C. CSMA/CA (Carrier Sense Multiple Access with Collision Avoidance) is the media access control method used in wireless LAN (Wi-Fi / IEEE 802.11) networks, not cellular networks.
- D. POTS (Plain Old Telephone Service) refers to the traditional analog landline telephone network, which is separate from and predates cellular network technology.
Concept tested. Cellular network channel access technology - CDMA
Reference. https://www.techtarget.com/searchmobilecomputing/definition/CDMA
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