EC-Council
312-50V9 · Question #407
312-50V9 Question #407: Real Exam Question with Answer & Explanation
The correct answer is A: PSK (phase-shift keying). Phase shift keying is the form of Bluetooth modulation used to enable the higher data rates achievable with Bluetooth 2 EDR (Enhanced Data Rate). Two forms of PSK are used: /4 DQPSK,
Question
Bluetooth uses which digital modulation technique to exchange information between paired devices?
Options
- APSK (phase-shift keying)
- BFSK (frequency-shift keying)
- CASK (amplitude-shift keying)
- DQAM (quadrature amplitude modulation)
Explanation
Phase shift keying is the form of Bluetooth modulation used to enable the higher data rates achievable with Bluetooth 2 EDR (Enhanced Data Rate). Two forms of PSK are used: /4 DQPSK,
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