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1 markAdvanced Arithmetic Formulae

CSEC Information Technology · January 2010 · Paper 1 · Question 5(a)

Perform binary and data representation calculations.

Compute the eight-bit binary representation of the decimal number 17.

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Other parts of this question

  1. 5(b)Compute the sign-and-magnitude representation for the decimal number NEGATIVE 17.[1 mark]
  2. 5(c)Compute the result of 55 – 25 using eight-bit, two’s complement representation and express the answer as an eight-bit binary number.[1 mark]
  3. 5(d)State the decimal equivalent for the binary coded decimal number 0011 0101 1000.[1 mark]

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