I found this rather interesting self-quiz online. I was drawn to it because the person who'd completed the quiz had answered "What is your favorite beverage?" with: "Jello Shots, but I'll pretty much drink anything."
trees_are_evil:"Are you a smoker or a drinker?
What was the last thing that made you upset?
Can you count to 23958?
What is your favorite alcoholic beverage?
Do you use the ladies or the gents?
How old will you be in 11 years?
Your last text message is from?
Do you cry whilst cutting onions?
Who's home did you go to last ?
Do you know anyone who dropped out of school early?
Do you dye your hair?
If given the chance, would you shoot your worst enemy dead?
What are you wearing on your feet?
Was your last new years night enjoyable?
Have you ever eaten dog food?
Beach or Mountains?
Do you dance when your intoxicated?
What's the current screensaver on your mobile phone?
How many pillows do you sleep with?
When was the last time you had a back massage?
As of now are you missing somebody?
Who of your top friends have you slept in the same bed with?
Do you miss the way things used to be?
Would you ever live with any one of your top friends?
What did you do today?
How long was your last phone call?
Do you listen to your friends' advice when they give it to you?
Is it hard for you to get a hold of alcohol?
Did you sing at all today?
Name five people you've talked to today?
Is anything wrong with your eyes?
Do you ever write notes on your hand?
Do you know anyone with the same middle name as you?"
You're not going to learn if you are an INTJ via this quiz, but just pondering the questions can give you insight...