All Weapons
Pause the game and press Select, Select, O, O, L1, L1, R1, R1.
Submitted by Neo. 

Complete Current Mission
Pause the game and press Select, Select, O, O, Select, O.
Submitted by Neo. 

Maximum Health
Pause the game and press Select, Select, O, O, Down, Down, Up.
Submitted by Gert. 

Go to: Tomorrow Never Dies Info Page | nGaming Home Page.