In a digital communications system, characters are encoded using standard 7-bit ASCII represented as an 8-bit byte with a leading zero.
The ASCII code for the character 'C' is 67 in denary.
Derive the 8-bit binary representation for the character 'M'.
40 exam-style questions on Edexcel GCSE Computer Science Data representation, covering Encoding characters with 7-bit ASCII, Representing bitmap images in binary, Representing analogue sound in binary, and Limitations of binary representation. Each one has a worked solution and a mark scheme showing where the marks go.