Computer Science · May / June 2021 · Paper 11 · Question 8
2210
As printed in the paper
The question as text
Four 7-bit binary values are transmitted from one computer to another. A parity bit is added to each binary value creating 8-bit binary values. All the binary values are transmitted and received correctly.
Read automatically from the paper; the printed page above is exact.
Show the answer and mark scheme
8(a)[4]
8(b)[1]
8(c)(i)[4]
8(c)(ii)[2]
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