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Question 3

Identify the component of the Central Processing Unit (CPU) that is responsible for carrying out arithmetic calculations and logical comparisons.

A

Control Unit (CU)

B

Arithmetic Logic Unit (ALU)

C

Program Counter (PC)

D

Memory Address Register (MAR)

Markscheme

Hardware Questions

  1. IGCSE
  2. /Computer Science
  3. /Hardware

33 exam-style questions on Edexcel IGCSE Computer Science Hardware. Each one has a worked solution and a mark scheme showing where the marks go.

Question bank