What are the differences between brokered and dealer markets? Would the New York Stock Exchange fit into

Question:

What are the differences between brokered and markets? Would the New York Stock Exchange fit into one of these categories?
Dealer
A dealer in the securities market is an individual or firm who stands ready and willing to buy a security for its own account (at its bid price) or sell from its own account (at its ask price). A dealer seeks to profit from the spread between the...