When they ask you for a first car you should answer, for example, "yellow" or "miskatonic university". When they ask for favorite music band you answer "ford".

When they ask you for a first car you should answer, for example, "yellow" or "miskatonic university". When they ask for favorite music band you answer "ford". Choose random words or even random strings. Nothing related to the question itself. Just write them down. Most password managers allow you to add a notes. Of course only when you can't avoid "secret" questions... At least no one will be able to profile you and guess the answers.