Black Ops Cheat Codes to Unlock Dead Ops Arcade Game
Enter DOA in the terminal to make you play the super-awesome top-down Smash TV-style Dead Ops Arcade game.
Black Ops Cheat Codes to Unlock All Intels to View
Enter 3ARC INTEL in the terminal to make you view all the intel.
Warning: This cheat codes will disable Closer Analysis Trophy/Achievement
Enter 3ARC UNLOCK in the terminal to unlock all the Zombie Mode levels.
Black Ops Cheat Codes to Unlock Zork Game
Enter ZORK in the terminal to unlocks Zork I: The Great Underground Empire (an incredibly great text adventure from 1980)
Black Ops Cheat Codes to Unlock Audio Files and Pictures
Enter DIR in the terminal, and you can get a audio files and pictures list that you can open with CAT command.
For example: CAT NoteX.txt
Black Ops Cheat Codes to Unlock Login Name
Enter WHO in the terminal, and you can get a login names list to use with the RLOGIN function, but you need to have a password.
Black Ops Cheat Codes to Get More Codes
Enter HELP in the terminal, and it will offer you a list of commands to interface with the console. You can check your mail messages and use the other mundane functions.