Learning styles group common ways that people learn. Everyone has a mix of learning styles. Some people may find that they have a dominant style of learning, with far less use of the other styles.
-Learning Styles Online
Two of the most common "personality types" are classified as introverts and extroverts. Introverts are known to keep to themselves, and get more energy out of being alone. Extroverts like to be surrounded by lots of people, and communicate a lot; Being around other people gives them energy.
Although it doesn't describe or determine all of your unique individual traits, knowing if you are an introvert or extrovert is pretty easy to tell, and a cool thing to know.