Computer Science 0478 · Data representation
Binary, denary and hexadecimal
Original revision summary · Syllabus edition awaiting review · Cambridge alignment awaiting review
Key idea 1
Binary is base 2; each place value doubles: 128, 64, 32, 16, 8, 4, 2, 1.
Knowledge check · unscored
What is the binary number 1011 in denary?
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