No, Xbox Live is Microsoft's content and community service. You do not need Xbox Live in order to play any Xbox game.
get the game of your edition please
Yes. You must have the disc in order for the game to work like any other game, unless it is a digital copy.
Yes and no, If you have xbox live you can download it from the xbox live marketplace with a gold or silver (free) account with some Microsoft points. But if you don't have xbox live you could buy the game of the year edition which has all the DLC including mothership zeta already on it.
You do not need Xbox Live to play any of the Fallout 3 add ons.
No you do not need to have the internet for Fall out 3. You can get expansions through buying game of the year edition. Online is optional and allows you to buy more things such as the classic download pack.
yes cause it has to have the fallout 3 game with it too
fallout 3, it depends on what kind of games ur into
Fallout 3 is not a browser game, so on a PC you need to download and install it. On a console it obviously does not need to be installed.
No
No, it is not required that you verify Fallout 3 on the Internet, but you can register on Windows Live and get special achievements
You need to have an xbox live account. Go to the live marketplace and search the games area. Find fallout 3, and there will be a menu with all the addons you can purchase.
Yes,you nead fallout3 the game to play operation anchorage