1, The full form of SIO is Serial Input/Output. It’s used on Technology ,Communication in Worldwide

Serial Input/Output (SIO) is method of communicating data between devices and its peripherals. In SIO, the individual data bits being sent sequentially. Serial communication can be synchronous or asynchronous.

2, The full form of SIO is Scripps Institution of Oceanography. It’s used on Academic & Science ,Ocean Science in United States

Scripps Institution of Oceanography (SIO) in La Jolla, California, is one of the oldest and largest centers for ocean and earth science research, graduate training, and public service in the world.

3, The full form of SIO is Social Investment Organization. It’s used on Associations & Organizations ,Regional Organizations in Canada

Social Investment Organization (SIO) is a national non-profit organization dedicated to the advancement of socially responsible investment in Canada.

4, The full form of SIO is Students Islamic Organisation. It’s used on Associations & Organizations ,Religious Organizations in India

Students Islamic Organization (SIO) is the students’ wing of Jamaat-e-Islami Hind in India. SIO aims social progress and development of the students’ fraternity.

5, The full form of SIO is Second Institute of Oceanography. It’s used on Academic & Science ,Ocean Science in China

The Second Institute of Oceanography (SIO) was founded in 1966 as a comprehensive oceanographic institute, it is mainly engaged in surveying, prospecting, forecasting and applying the environment and resources of China Sea, ocean and polar region.