Which layer in a ZigBee device is responsible for detecting the presence of an RF signal in the currently selected channel?
A) LLC
B) PHY
C) MAC
D) Upper
Correct Answer:
Verified
Q25: MATCHING
-a reserved period for critical devices to
Q26: MATCHING
-the process of establishing a relationship between
Q27: Which of the following is true about
Q28: MATCHING
-the amount that the frequency varies
A)8-DPSK
B)ACL link
C)ARQ
D)binding
E)guaranteed
Q29: MATCHING
-a code composed of a subset of
Q31: In Bluetooth Encryption Mode _, all traffic
Q32: Which type of ZigBee device controls the
Q33: MATCHING
-a process that enables a device to
Q34: A _ authority is a private company
Q35: _ is an 802.15.4-based technology that implements
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