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Previously in 1980s, GSM stands for ____________

(a) Global system for mobile

(b) Groupe special mobile

(c) Global special mobile

(d) Groupe system mobile

This question was addressed to me in final exam.

Origin of the question is Global System for Mobile (GSM) in section Wireless Systems and Standards of Wireless/Mobile

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The correct answer is (b) Groupe special mobile

To explain: In the mid-1980s GSM was called by the name Groupe special mobile. In 1992, GSM changed its name to Global System for Mobile Communication for marketing reasons.

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