Use the Right Analog-stick at the title screen to look down at your hand when you are locked up. Repeatedly press LB + RB to escape the from chair. Move around the lab and find a computer. Type in the following commands to activate the corresponding feature.

Command	Feature
DOA	Zombie killing mini-game similar to Smash TV. Use the Left Analog-stick to move and the Right Analog-stick to shoot.
3ARC INTEL	View all intel.
3ARC UNLOCK	Unlock Dead Ops Arcade and Presidential Zombie mode.
ZORK or HELLO SAILOR	Zork: The Great Underground Empire text adventure game.
DIR	List audio files and pictures for use with CAT command.
CAT or PRINT<filename>	Open corresponding file.
WHO	List of login names for use with the RLOGIN command (requires passwords).
LOGIN	Attempt a new session with a corresponding username and password
DIR or LS	Display contents of the current directory.
ENCODE	Encode a string using the CIA's cipher.
DECODE	Decode a string using the CIA's cipher.
MAIL	Open the mail folder for the current user.
FOOBAR	Displays "Fee Fie Foe Foo!"
ALICIA	Alicia virtual therapist game.
HELP	List commands.