What is ISO, ANSI, IEC stand for?

ISO - International Standards Organization

ANSI - American National Standards Institute

IEC - International Electrotechnical Commission

Explanation:

ISO stands for the International Standards Organization, an independent international body or organization that is responsible for setting common international standards.

ANSI stands for the American National Standards Institute, a private American not-for-profit organization headquartered at Washington, D. C. that is responsible for standardization of systems, processes, products and services of the computer industry in the United States of America.

IEC stands for International Electrotechnical Commission, a quasi-governmental organization that is responsible for standardization of electrotechnology, which includes electronic, electrical, and other related technologies.