Which one of the following location tracking technologies is most energy efficient in typical implementations?
A. GPS
B. Cellular
C. Wi-Fi
D. BLE Beacons
正解:D
解説: (Pass4Test メンバーにのみ表示されます)
質問 2:
What consideration is found in PtMP systems that is not found in PtP systems?
A. Airtime management
B. SINR optimization
C. Interference avoidance
D. Frequency selection
正解:A
解説: (Pass4Test メンバーにのみ表示されます)
質問 3:
What is the most important consideration when deciding whether to implement a wired or wireless solution?
A. Business and system requirements
B. The availability of PoE
C. The applications being used
D. The distance between nodes
正解:A
解説: (Pass4Test メンバーにのみ表示されます)
質問 4:
What is most often used to track livestock on large farms and identify each animal Individually?
A. RFID tags
B. Photodiode sensors
C. Thermistor sensors
D. 802.11 wireless radios
正解:A
解説: (Pass4Test メンバーにのみ表示されます)
質問 5:
You are deploying a ZigBee network based on the frequency band available for ZigBee deployment worldwide. What allowable action will do the most to minimize ZigBee and 802.11 interference?
A. Use the 6 GHz band for all ZigBee communications
B. Use the 5 GHz band for all ZigBee communications
C. Use the 2.4 GHz band for all 802.11 communications
D. Use the 5 GHz band for all 802.11 communications
正解:D
解説: (Pass4Test メンバーにのみ表示されます)
質問 6:
What part(s) of the OSI network model does the IETF primarily focus on for the development of standards?
A. All layers
B. Network Layer and above
C. Physical Layerand above
D. Data Link Layer
正解:B
解説: (Pass4Test メンバーにのみ表示されます)
Katase -
CWISA-102参考書役に立ちました。間違いの選択肢の解説もよく入っていて、すごくわかりやすいです。