1.1. Number systems
A subsection of Computer Science, 0478, through 1. Data representation
Listing 10 of 71 questions
Four 7-bit binary values are transmitted from one computer to another. A parity bit was added to each binary value creating 8-bit binary values. All the binary values have been transmitted correctly. Tick (✓) to show whether an Even or an Odd parity check has been used for each binary value. 8-bit binary value Even (✓) Odd (✓) The data will also be checked using a checksum. Describe how a checksum can be used to check that the data has been transmitted correctly.
0478_w20_qp_12
THEORY
2020
Paper 1, Variant 2
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71