No the whole map making thing is mostly featured in Halo games.
No, you can not make your own Nazi zombies map. you can tyring to find the sight now
It is not a map from the 11 different Zombie maps for Call of Duty Black Ops Zombie mode and is in the category of custom call of duty. Consider downloading and playing at your own risk as it is not an approved map from Activision for the call of duty series
No
You don't and hope to play online
You can on the PC version with mod tools
I am assuming that you have to get a program that allows you to edit maps and stuff like that. It is possible without being a Treyarch imployee because people have made many custom Nazi Zombie maps.
In your imagination and not in a complex computer game where game designers form a team so they are able to complete the task
NO
you cant download it unless you have your own server that you pay for and manage on the internet and others play on it. You can join Zombie mod servers by searching zombie maps they all start with zm_(map name)
You can use 4 players on live. 2 at your own house
Unfortunately for wii owners there is no nazi zombies for COD 5. If you own a wii and want a zombie game, the resident evil series is the greatest zombie game on the market.
Wrong, Yes there is i don't know who decided to post that. There is a 3D game map developer. You can find it at the link mentioned below. You may need to learn a few basic programming skills. But there is a FULL on tutorial for making maps at Custom Cod(the link is mentioned below) Just register and you can find it. Also it gives you step by step written tutorial for the programming codes.