A simple, inexpensive broadcast device that joins multiple computers together in a single network but does not manage the traffic between the connections, which usually results in frequent collisions. It is used as the central wiring mechanism in a star topology network layout.
Jeff Bezos net worth and salary: Jeff Bezos is an American philanthropist, businessman and space explorer who has a net worth of $89 billion. Jeff Bezos is the founder, chief executive officer, president and chairman of the board of Amazon.com.
Related: Jeff Bezos just sold $1.1 billion worth of Amazon stock Bezos owns 78.9 million shares of Amazon, worth $93.6 billion. That doesn't account for all his holdings, although the two other highest-profile companies he owns -- The Washington Post and space tourism company Blue Origin-- don't move the needle much by comparison. Related: Jeff Bezos is the smartest guy in business