Is it bad for a 17 y/o to not know anything about banking?

I feel kind of incompetent. I've never really gotten involved with banking but wanted to set up a student account. The lady asked me what kind of an account I already had. I literally had no idea. I have a card but don't even know what type of card it is. I'm not even sure how to deposit money into an... show more I feel kind of incompetent. I've never really gotten involved with banking but wanted to set up a student account. The lady asked me what kind of an account I already had. I literally had no idea. I have a card but don't even know what type of card it is. I'm not even sure how to deposit money into an account. I realise that when my friends talk about overdrafts and stuff I have no clue what it means. Is this bad?
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