This is simple you just proceed through the levles until you reach the end of the game:).
beat the campaign.
No you just have to beat the call of duty black ops campaign on any difficulty
by completing the campaign
If your referring to the "Nazi Zombies" map "Five", simply beat campaign on any difficulty.
What you have to do is beat the campaign.
no it is a map you unlock after you beat solo campaign or you can unlock it by imputting a code into the computer in the main menu
Yes you can beat the singleplayer campaign or download patches 1.1-1.7
yes
I dont think they made a Call of Duty 5, there is Modern Warfare 1 &2 and Black Ops.... Which one?
you need to not die and you can beat it
No but just beat campaign and you get it. you can beat the campaignon any difficulty.
No, but when you beat the campaign on World at War, you do unlock zombies mode. You also unlock the map "Five" on Black Ops for completing the campaign, unless you use the terminal in the main menu room.