Modern Tech — Set 5
Inventions · आधुनिक तकनीक · Questions 41–50 of 60
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1
Who is known for inventing the first mechanical calculator, the 'Pascaline'?
2
Which company introduced the first 3D printer in 1984?
3
Who is the inventor of the first practical wireless telegraph system?
4
In which decade was the first computer mouse invented?
5
What is the full form of the term 'Wi-Fi', popularized as a technology name?
6
Who invented the first modern internal combustion engine fueled by gasoline?
7
Which company produced the first commercial GUI-based computer, the Lisa?
8
Who is the primary creator of the 'C++' programming language?
9
Which year was the first commercial portable computer, the Osborne 1, released?
10
Who invented the first portable battery-powered hearing aid in 1902?