Introduction of the term GSM

Question

Provide a brief introduction of the term GSM (or Global System for Mobile Communications)?

Answer 1

GSM (or Global System for Mobile Communications) is the most well-liked standard for mobile telephony systems in the world. The GSM Association, its encouraging industry trade organization of mobile phone manufacturers and carriers, estimations that eighty percent of the global mobile market uses the standard. GSM is employed by over 3 billion people across more than two hundred twelve territories and countries.