No but you do to use battle.net Whig is the best part about the gsme
No
No, only an internet connection to download it and to make in app purchases.
In Age of Empires 3, you only need an internet connection if you want to play with other people online with an ESO (Ensemble Studios Online) account. To play single player skirmishes and/or campaigns, you do not need an internet connection.
Yes, you do not need to use a cable to connect your PS3 to the internet. You will, however, need a wireless router with an internet connection. Please note that using a wireless internet connection is usually slower that a wired one.
Diablo 3 needs a constant internet connection if you want to play it, so yes it does need WiFi if that is what you use to connect to the internet. Hope this helps.
No, a GPS or "Global Positioning System" works trough a satellite connection. Your GPS is making a connection with 3 different satellites, these 3 calculate your current position using trigonometry. Your GPS does not need an Internet connection or SIM card in order to work.
You can't watch dota trailer without installing warcraft 3. But, you can watch it in the internet, specifically on youtube.
To update any Wc3 version, just go onto Battle.net in the main menu. You'll need internet to do this.
You have to have an online connection with your router. If you don't have one i suggest that you go buy one. Either so if you do have one (and your connection is up and running) just simply go to the main menu of Warcraft III and click Battle.Net.
It is a store on the playstaition 3 with downloadable content to buy. To use it, you need a ps3 internet connection.
Yes
of course you do! with no internet no download or multiplayer!