题目

Which of the following desdription is WRONG .about Wi-Fi? （）.

作答

Any standard Wi~Fi device. will work anywhere in the world with global operative set of standaeds

Now most laptops are built with wireless network adapters inside

One can connect Wi-Fi devices in ad-hoc mode for client-to-client connections without a router

Communications between two devices need the involvement of an access point with Wi-Fi

答案/解析

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Which of the following desdription is WRONG .about Wi-Fi? （ ）.