Even though I was embarrassed when I couldn't state what inversion of control was because I didn't have my notes to remind me of the "shopping cart vs government form" metaphor, I think having me look it up and read it to them would have been worse. Do you mostly use it for syntax, not stuff like "how do you deal with a deadlock"?

https://www.quora.com/How-will-you-explain-Inversion-of-Cont...