A digital rotary encoder measures the angular position of a motor shaft. The encoder represents different angular positions using a 101010-bit binary word.
State the maximum number of unique angular positions that can be represented by this encoder.
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.