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Commonly used mode for 3G networks is

Commonly used mode for 3G networks is
1). TDMA
2). FDMA
3). TDD
4). FDD

This Question has 1 answers.

The correct answer is: 4) FDD (Frequency Division Duplexing)

Explanation: In 3G networks, the most commonly used mode for communication is FDD (Frequency Division Duplexing).

FDD (Frequency Division Duplexing):
  1. Uses separate frequency bands for uplink and downlink communication.
  2. Provides continuous transmission, reducing latency.
  3. Widely used in UMTS (WCDMA-based 3G networks).
Why not the others?
  1. TDMA (Time Division Multiple Access) → Used in 2G (GSM) but not common in 3G.
  2. FDMA (Frequency Division Multiple Access) → Used in older analog systems (1G).
  3. TDD (Time Division Duplexing) → Used in some 3G implementations but not as widely as FDD.
Final Answer: (4) FDD

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