Earlier quoted context omitted.
I don't know if it's a good practice or not, but i usually just pick a word to use for all security questions, that's totally unrelated to the question. ex. I what town did you first meet your best friend? "potato".
This is sorta what I do except I use a unique answer for each one and I store the question and answer in my password manager. Sometimes I use a straight up password generator for the answers. Hope I never have to give those out over the phone.
"PRO TIP: To hack the account of a network security engineer, call support and tell them your mother's maiden name is a bunch of hex digits."