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Q. |
Bluetooth uses |
A. | frequency hopping spread spectrum |
B. | orthogonal frequency division multiplexing |
C. | time division multiplexing |
D. | channel division multiplexing |
Answer» A. frequency hopping spread spectrum | |
Explanation: frequency hopping spread spectrum is a method of transmitting radio signals by rapidly changing the carrier frequency and is controlled by the codes known to the sender and receiver only. |
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