An operation-enabling training and safety computer system and associated methods operable for selectively enabling and disabling a powered system including means for disabling the operation of the powered system, a display operable for presenting a user of the powered system with one or more questions related to training in the use of and safety associated with the powered system, one or more keys operable for transmitting one or more answers to the one or more questions from the user to the computer system, a processor operable for analyzing the one or more answers, and means for enabling the operation of the powered system if the one or more answers meet a set of predetermined criteria.