system architexture 0.0 / 5 ? ComputingComputer systemsGCSEOCR Created by: jacksonCreated on: 25-01-18 09:53 what does CPU stand for? Central Processing Unit 1 of 5 what is the ALU? Arithmetic logic unit 2 of 5 what does MAR stand for? memory address register 3 of 5 what does MDR stand for? memory data register 4 of 5 what are the two buses called? address bus and data bus 5 of 5
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