A digital painting application uses a limited color palette containing 130 unique colors. Each color in the palette must be assigned a unique binary code.
State the minimum number of bits required to uniquely represent each color in this palette, and give a reason for your answer.
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.