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Systems ArchitectureLow Exam FrequencyOCR

Arithmetic Logic Unit (ALU)

Revise Arithmetic Logic Unit (ALU) in Systems Architecture for GCSE Computer Science with 15 exam-style questions and 12 flashcards. This topic appears less often, but it can still pick up marks when it appears in mixed-topic papers.

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1

The Super Calculator

Introduction2

Deep Dive: Why Logic Operations Matter

Deep Dive3

The Three Types of ALU Operations

Key Facts4

ALU Operation Examples

Diagram5

How the ALU Works with Other Components

Key Facts6

Exam Tips - The ALU

Exam Tips

Sample Flashcards

What does ALU stand for?
Arithmetic Logic Unit
Where are ALU results stored?
Accumulator (ACC)

Sample Questions

What does ALU stand for?

  • A. Arithmetic Logic Unit
  • B. Automatic Load Utility
  • C. Address Logic Unit
  • D. Arithmetic Load Unit
1 markfoundation

Explain how the role of the ALU differs from the role of the Control Unit (CU).

2 marksstandard

15

exam-style questions

12

revision flashcards

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