265. IEEE 802.15.4 uses which of the following for accessing the channel? A. carrier sense multiple access (csma) B. carrier sense multiple access with collision detection (csma-cd) C. carrier sense multiple access with collision avoidance (csma-ca) D. none of these
265. IEEE 802.15.4 uses which of the following for accessing the channel? A. carrier sense multiple access (csma) B. carrier sense multiple access with collision detection (csma-cd) C. carrier sense multiple access with collision avoidance (csma-ca) D. none of these
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