S

Sandeep • 6.47K Points
Tutor III Computer

Q. Conversion of hexadecimal number 1D7F to a decimal number is

  • (A) 7551
  • (B) 8771
  • (C) 5557
  • (D) 7781
  • Correct Answer - Option(A)
  • Views: 265
  • Filed under category Computer
Explanation by: Sandeep
We have a number say 1D7F16 in hexadecimal system, now we have to convert it into decimal equivalent.
First make its Binary.
(1D7F)16 = (1110 101111111)2
(1D7F)16 = (1 × 16^3) + (13 × 16^2) + (7 × 16^1) + (15 × 16^0)
= (7551)10

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