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Computer Science · Oct / Nov 2025 · Paper 12 · Question 1

2210

As printed in the paper

The question as text

A toy store gives each of the toys it sells a unique code. The codes are 3-digit hexadecimal codes, for example A4B. A computer is used to store a database of the codes. The computer has 12-bit registers.

Read automatically from the paper; the printed page above is exact.

Show the answer and mark scheme
  • 1(a)[1]

  • 1(b)[1]

  • 1(c)[2]

  • 1(d)[2]

  • 1(e)(i)[1]

  • 1(e)(ii)[1]

  • 1(e)(iii)[1]

  • 1(e)(iv)[4]

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