Which wireless communication protocol standard defines Low-Rate Wireless Personal Area Networks (LR-WPANs) widely used in IoT smart home sensors?
AIEEE 802.11
BIEEE 802.15.4 (Zigbee)
CIEEE 802.3
DIEEE 802.16
Explanation
IEEE 802.15.4 forms the physical and MAC layers for high-efficiency, low-power networks like Zigbee. IEEE 802.11 defines Wi-Fi, IEEE 802.3 defines Ethernet, and IEEE 802.16 defines WiMAX.
Exam Relevance
- Topic: Computer Networks
- Subtopic: IEEE Wireless Standards
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