A digital audio system encodes signal amplitudes as integers. During a recording session, a peak amplitude is measured as the denary value +109.
Convert this denary value to an 8-bit binary representation.
117 exam-style questions on Edexcel GCSE Computer Science Binary, covering Binary representation and number of states, Unsigned and two's complement integers, Converting denary and 8-bit binary, Binary addition and binary shifts, Concept of overflow, and Hexadecimal notation and conversion. Each one has a worked solution and a mark scheme showing where the marks go.