Of course the captain must needs be a know-it-all, right down to being able to operate the film strip projector.Sorry, that to me sounds like the Captain basically needs to be a know-it-all who must micro-manage every situation.
James T. Kirk: He was a hero in every sense of the word and he was also a hell of an IT guy.SPOCK: Someone, either accidentally or deliberately, adjusted the programming and therefore the memory banks of that computer.
COGLEY: If what you suggest had been done, it would be beyond the capabilities of most men. Is that true?
SPOCK: Affirmative.
COGLEY: What man aboard ship would it not be beyond?
SPOCK: The Captain, myself, and the records officer.