wi-fi和wap有咩分別？有咩用處？點先可以用和用法是？

** Wi-fi is a connectivity standard **
It describe the underlying technology of wireless local area networks (WLAN) based on the IEEE 802.11 specifications. It was developed to be used for mobile computing devices, such as laptops. Now, more services, including Internet and VoIP phone access, game player like PSP.

** WAP is a protocol **
Wireless Application Protocol or WAP is an open standard for applications that use wireless communication. Its principal application is to enable access to the Internet from a mobile phone or PDA. WAP is the protocol used for the majority of the world's mobile internet sites. Mobile internet sites, or WAP sites, are websites written in, or dynamically converted to, WML (Wireless Markup Language) and accessed via the WAP browser.

** How to use Wi-fi? **
Most notebook computer and PDA support Wi-fi now. The simply way to use it is to connect it to Internet. If you get one, you can enable to Wi-fi and try it. Then, you can use your browser to access a website.

At home:
If you have wireless route to connect the Internet, you can use a notebook computer or PDA with Wi-fi capacity to connect it.

In the road:
You may bring your notebook computer or PDA along with you and login the 'hotspot' provided by ISP, such as PCCW, HKBN, Y5 Zone.

** How to use WAP? **
If your mobile phone have WAP browser, you can access WAP sites. It is similar to surf website with normal browser.