1 . 'OS' computer abbreviation usually means- 

  • A. Order of significance
  • B. Open Software
  • C. Operating System
  • D. Optical Sensor
  • D. None of them
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Bangladesh Bank - Assistant Director - 2012
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2 . 'OS' computer abbreviation usually means ?

  • A. Order of Significance
  • B. Open Software
  • C. Operating System
  • D. Optical Sensor
View Answer Discuss in Forum Workspace Report