[ Invention & Inventors ]

झारखंड में आयोजित होने वाली JPSC, JSSC, JET, झारखंड पुलिस भर्ती परीक्षा आदि के लिए उपयोगी सामान्य अध्ययन।

[ Invention & Inventors ]

Useful GK for JPSC, JSSC, JET, Jharkhand Police and other exams.
41. TELEGRAM
41.
[A]
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[B]
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[C]
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[D]
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सही उत्तर: Pavel Durov
व्याख्या: Secure messaging app
Correct Answer:
Explanation: Important question.
42. BHIM APP
42.
[A]
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[B]
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[C]
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[D]
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सही उत्तर: NPCI
व्याख्या: India digital payment app
Correct Answer:
Explanation: Important question.
43. PAYTM
43.
[A]
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[B]
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[C]
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[D]
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सही उत्तर: Vijay Shekhar Sharma
व्याख्या: Digital wallet platform
Correct Answer:
Explanation: Important question.
44. PHONEPE
44.
[A]
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[B]
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[C]
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[D]
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सही उत्तर: Sameer Nigam
व्याख्या: UPI payment app
Correct Answer:
Explanation: Important question.
45. BLOCKCHAIN
45.
[A]
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[B]
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[C]
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[D]
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सही उत्तर: Satoshi Nakamoto
व्याख्या: Distributed ledger technology
Correct Answer:
Explanation: Important question.
46. BITCOIN
46.
[A]
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[B]
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[C]
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[D]
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सही उत्तर: Satoshi Nakamoto
व्याख्या: First cryptocurrency
Correct Answer:
Explanation: Important question.
47. AI
47.
[A]
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[B]
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[C]
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[D]
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सही उत्तर: John McCarthy
व्याख्या: Artificial Intelligence term inventor
Correct Answer:
Explanation: Important question.
48. MACHINE LEARNING
48.
[A]
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[B]
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[C]
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[D]
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सही उत्तर: Arthur Samuel
व्याख्या: Learning from data concept
Correct Answer:
Explanation: Important question.
49. INTERNET
49.
[A]
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[B]
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[C]
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[D]
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सही उत्तर: ARPANET Project (DARPA)
व्याख्या: Early internet development system
Correct Answer:
Explanation: Important question.
50. UPI
50.
[A]
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[B]
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[C]
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[D]
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सही उत्तर: National Payments Corporation of India (NPCI)
व्याख्या: Unified Payments Interface developed in India
Correct Answer:
Explanation: Important question.