At the simplest level, an operating system does two things: 1  It manages the hardware and software resources of the system. 2  It provides a stable, consistent way for applications to deal with the hardware without having to know all the details of the hardware.
The Rock â $3.5 million. While John Cena is the current star of WWE and has frequent appearances in the ring, the honor of highest paid WWE wrestler goes to The Rock, who makes roughly $3.5 million a year in addition to income from merchandise sales and PPV revenue.
Floyd Mayweatherâs Facebook. Named the worldâs highest-paid athlete multiple times by Forbes, Fortune and Sports Illustrated, boxing superstar Floyd Mayweather Jr. had an estimated net worth of $280 million in 2009, with career earnings estimated at $430 million. Click here to read more.