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Edexcel A-Level Computer Science 2024 Data Representation Exam Questions and Answers
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Edexcel A-Level Computer Science 2024 Data Representation Exam Questions and Answers
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Edexcel A-Level Computer Science 2024 DataRepresentation Exam Questions and Answers
Convert 10110110 to Hex - Answer>>B6
Convert A6 to binary - Answer>>10100110
Add 00101001 and 01011010 using twos complement -
Answer>>10000011
Multiply 1101 and 0111 using twos complement -
Answer>>01011011
Subtract 00101011 from 11010111 using twos complement -
Answer>>10101100
Why do developers use Hex rather than binary? - Answer>>It is
easier to read and write
What is the fixed point binary value of 1001.1100? -
Answer>>9.75
What will the parity bit be for a computer using Even parity if the
binary data is 0011011? - Answer>>0
What is Sample Rate measured in? - Answer>>Hertz
How do you calculate resolution? - Answer>>Width x Height
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