How many keys are available in the Numerical key pad of a standard key-board?

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প্রশ্নঃ How many keys are available in the Numerical key pad of a standard key-board?

  • ক. 20
  • খ. 15
  • গ. 17
  • ঘ. 13

সঠিক উত্তরঃ

17
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Computer Knowledge