NextMockSearch exams, e.g. SSC CGL, UPPSC, Lekhpal
Railways PYQCBT 1 2016

RRB NTPC · Question 75

Who invented the mouse of a computer? A. John Backus B. Charlas Babbage C. Douglas Engelbart D. Simon Colton

  1. A

  2. B

  3. C

  4. D

Show answer & explanation

Answer: (C) C

Explanation

Douglas Engelbart invented the computer mouse in the 1960s at the Stanford Research Institute. The first one was a wooden shell with two metal wheels, shown in his famous 1968 'Mother of All Demos'.