Railways Notes / Computer Awareness / Chapter 33
Chapter 33 of 33

Important Computer Facts

Notable firsts, records, and quick facts from computing history — a compact revision set for the exam's final stretch.

📖 ~4 min read 💻 RRB NTPC / Group D — Computer Awareness

Notable Firsts

FactDetail
First mechanical computer conceptAnalytical Engine, designed by Charles Babbage
First programmerAda Lovelace
First electronic general-purpose computerENIAC (1945)
First computer virus"Creeper" (1971), an experimental self-replicating program
India's first computerHEC-2M, installed at Indian Statistical Institute, Kolkata (1955)
India's first supercomputerPARAM 8000 (1991), developed by C-DAC

Quick Reference Facts

  • The father of the modern computer: Charles Babbage
  • The inventor of the World Wide Web: Tim Berners-Lee (1989)
  • The inventor of the computer mouse: Douglas Engelbart
  • The founder of Microsoft: Bill Gates (with Paul Allen)
💡 These facts are commonly tested as direct one-line questions — a quick final revision pass over this table before the exam is worthwhile.

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