With two-step verification enabled for your Apple ID, you don't need to create or remember any security questions because your identity is exclusively verified using your password, verification codes sent to your trusted devices and your Recovery Key.
The added layer of security is a tremendous convenience, but with great power comes great responsibility and I can't stress enough how crucial it is to ensure you never forget where you stored your Recovery Key. As Owen Williams of The Next Web learned the hard way, they're calling it "Key" for a good reason.
Losing your Recovery Key puts you at risk of being locked out of your Apple ID if Apple's temporarily disabled it as a security precaution because someone's tried to hack it.
Apple cannot grant you access back into your Apple ID. This is by design: the system's been engineered in such a way so that only you can regain access to it. And in order to do that, you absolutely need a Recovery Key.
Here's what to know about securing your Apple ID with two-step verification.