Yes you do.
In Call of Duty: Black Ops, to go on multiplayer you have to go to multiplayer on the menu that says: CAMPAIGN MULTIPLAYER ZOMBIES OPTIONS
you need to have wireless internet
I think you have to update the game online or somthing like that.
multiplayer>connect>internet
no.
Online Xbox 360 play is not free and the online multiplayer mode of Black Ops is the only format for multiplayer
Yes, ofcourse? You need internet to connect to the servers.
yes it will.
Yes.
they are less than with the Xbox 360 or PS3 but you can play online multiplayer with the Wii
By pressing multiplayer and going to online. For this you need PlayStation Network for PS3. Xbox Live for Xbox. And a Internet connection for PC.
It automatically comes with the multiplayer!