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इंडियन गवर्नमेंट एग्जाम प्रेप

When was the world’s first laptop computer introduced in the market and by whom ?

A Hewlett-Packard, 1980
B Epson, 1981
C Laplink Traveling Software Inc, 1982
D Tandy Model-200, 1985
Correct Answer: B
Solution & Explanation
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