問題詳情
使用悠遊卡靠近感應器即可快速結帳，請問其技術為何？
(A)Bluetooth
(B)紅外線
(C)RFID
(D)WiFi。
(A)Bluetooth
(B)紅外線
(C)RFID
(D)WiFi。
參考答案
答案：C
難度：非常簡單0.96
統計：A(1),B(2),C(96),D(1),E(0)
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