You can purchase the xbox wireless adaptor if you have a wireless network in your house. It will set you back $100 though. Otherwise break out the drill and run some cable.
Yes You Do
no its inside of it
Yes. Only the Xbox 360 S has built-in wireless.
no an ethernet cable will do
You only need that when your Xbox isn't Wireless built in or you don't have router.
No, you cant get on the internet if you dont have it.
you need a special adaptor
The original Xbox 360 wireless adapter may be purchased from several retailers, including Gamestop and Walmart. Microsoft does not offer the adapter for sale but has webpages and forums dedicated to support for the accessory.
You need a ethernet cable. First go to Network Connections in the control panel. then highlight the wireless adaptor and ethernet adaptor right click and click "bridge connections" then you should be able to access live on the xbox with the ethernet cable in the xbox and your laptop have a look on youtube there is a few vids up there.If you want wireless, you need a wireless adaptor. They're available on eBay.
Probably but you should check the owners manual.
You would have to by an xbox wireless adaptor. These cost around 150 Australian