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Qus: Who invented the punch card?

Qusपंच कार्ड का आविष्कार किसने किया?


A. जॉन विन्सेन्ट
B. हरमन होलेरिथ
C. शिमोन कोर्साकव
D. कोई नहीं


Solution
B. Herman Hollerith



Explanation

The punch card, an early data storage and processing medium, was invented by Herman Hollerith in the late 19th century.