Prime directive

Prime Directive referred to a computer or robot's main fuction. It was usually programmed, or intended, that the machine didn't deviate from its Prime Directive.

The BOSS computer's Prime Directive was to make profit for Global Chemicals. It was willing and had planned to turn humans into slaves to achieve this goal (DW: The Green Death) while the Experimental Prototype Robot K1's Prime Directive was to serve humanity and never harm it, which it unintentionally violated when it killed its creater. (DW: Robot)

Using its own Artificial Intelligence, WOTAN devised that it prime directive was to replace humanity with robots. (DW: The War Machines) The staff of EarthWorld mistakenly believed their directive to be postal delivery. (EDA: EarthWorld)