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Generate QuizGK Question
Which technology enables voice calls over internet protocol networks?
- SMS
- MMS
- VoIP
- GPRS
Answer: VoIP
VoIP (Voice over Internet Protocol) transmits voice calls as data packets over IP networks (internet, LAN). Examples: WhatsApp calls, Zoom, Skype, corporate PBX. Advantages: lower cost, integration with apps, advanced features. Quality depends on bandwidth, latency, and jitter management.