It seems ignorance is bliss for many in tech companies but it really doesn't matter if you're a product manager, a product marketing manager, or a product owner, there are six technical practices you should know about: Version control, Continuous integration, Automated testing, Refactoring, Simple design, and Collective code ownership. If you're in a tech role--or work with technical people-- you should understand these concepts, and make sure they're in use by your team.
(Oh, and also, you need to know the characters of Battlestar. Of course, you already know Star Trek and Star Wars.) (Plus, who Douglas Adams is.)