Yes, both consoles would require the game disc to play.
Unless of course you had one disc and one person downloaded the game via the xbl marketplace or vice versa.
It will be on both of them. Note that many game CDs have anti-piracy measures that either make it difficult to copy the disc using standard copying programs or prevent the copied disc from working.
You need two game discs and both PS3 have to have an internet connection and a game disc and there own TV.
You cannot format a game disc, as the image has been stamped on the disc and not written onto a rewritable disc. For informational purposes only, to copy a game disc to your computer, you can take the image of it using a program off of the internet, such as MagicIso.
By using the Call of Duty World at War Game disc.
Games that have updates must be updated before they can be played when you have an internet connection on your PS3 and put the game disc in the disc drive
Yes. You must have the disc in order for the game to work like any other game, unless it is a digital copy.
Some PS3 games have online play. When you own the game, have an online connection, and the game disc is in the machine you can play online
Some PS3 games have online play. When you own the game, have an online connection, and the game disc is in the machine you can play online
Some PS3 games have online play. When you own the game, have an online connection, and the game disc is in the machine you can play online
Some PS3 games have online play. When you own the game, have an online connection, and the game disc is in the machine you can play online
Some PS3 games have online play. When you own the game, have an online connection, and the game disc is in the machine you can play online
you can not, you need the game disc