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.
Jeff Bezos is Amazon's founder, CEO and the richest man in the world Jeff is officially the richest man of all time, with a staggering net worth of Â£78 billion - a whole Â£10bn more than Microsoft tech rival Bill Gates.