For hardware functions such as input and output and memory allocation, the operating system acts as an intermediary between programs and the computer hardware, although the application code is usually executed directly by the hardware and frequently makes system calls to an OS function or is interrupted by it.
Basketball is the 2nd most popular sport in the World yo! It is one of the major 4 sports in North America. One of the most popular team sports in China. And also is very popular in Europe, Africa and the rest of the World.
The World's Most Played Sports This is part of our discussion about the world's most popular sports. When discussing this question, there is a difference between most viewed sports (e.g. most fans) versus the most played sports around the world. Here is a discussion about the number of people who play sport around the world. See also the discussion about the most viewed sports