Smart
A person who studies a lot is often called a "bookworm" or a "knowledge enthusiast."
tech nerd
optimistic
Scientist
A person who knows a lot of Science
A person who spends much time searching for wisdom is often times called a student for knowledge. However, knowledge is not necessarily wisdom. Normally however, knowledge is required to obtain wisdom. A seeker of wisdom may also be called by the very words mentioned in this sentence.
You could use the word 'Expert' meaning a person possessing skill or knowledge in any work or branch of knowledge. A person specially trained and qualified in any department of science or art.
A person who likes to sleep a lot is often referred to as a "slugabed" or simply a "sleep lover."
A person who speaks a lot can be described as talkative, chatty, or loquacious.
I believe that they are called translators.
It seems to refer to a person who has a lot of information but who lacks some skill in applying it in everyday situations.
She has a lot of knowledge.