This is the question that destroys cybersecurity candidates in interviews:
"Walk me through what happens when you type a URL and press Enter."
It sounds basic. It's not.
It's the fastest way for an interviewer to figure out if you actually understand networking, or if you just memorized the OSI model the night before.
If you can answer it clearly, step by step, you're already ahead of most candidates.
I broke it down here: