An operating system (OS) is system software that manages computer hardware and software resources and provides common services for computer programs. All computer programs, excluding firmware, require an operating system to function.
Popular sports of Mexico. 1  Football (Soccer), boxing, basque pelota, basketball, baseball, rugby union, racquetball, tennis, golf, taekwondo, track and field.  Bull Fighting - involves one or more bulls which are being fought in a bullring.
The three most popular sports in Spain are football (soccer), bullfighting, and cycling. Football is the most played sport in the country. One of the world's strongest football division is La Liga and has clubs such as FC Barcelona, Real Madrid, and Valencia CF.