Xbox Live gold is a way of getting xbox xbox live on your xbox.
With xbox you can buy games, download gamer picturess, all of that stuff. Xbox Live gold is not a game.
As long as your xbox 360 is connected to the internet and you have xbox live GOLD membership then yes you can play on xbox live with call of duty
The only way you can be in multiplayer you have to get xbox live account then you have to get xbox gold for it (-you have to buy it) after you get xbox live you can add your friends but they have to have xbox live and xbox gold to play with you.
you dont have to be online, but you wont be able to play with others (if you have gold)
No, in order to play on Xbox Live over the internet, regardless of ISP, you are required to have an Xbox Live Gold membership, or else you cannot play Xbox nor Xbox 360 games over the internet.
Yes it does, as long as you have an xbox live gold membership.
You need an ethernet cable (or wireless adapter) and xbox live gold edition
I don't think that you can play an original Xbox game on an Xbox 360 live. But some games from the old xbox you can play on Xbox 360.
Yes, specifically, you need a Xbox Live Gold Account to play most xbox 360 games online, including Halo 3.
you can not because xbox live has stopped supporting the normal xbox not 360
I think you can play if you don't have xbox live but if it does not work mod your xbox 360.
Yes, Xbox Live is paid. A gold membership costs $59.99 per year.
You can no longer play original Xbox games on Xbox Live.