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Boolean LogicDiagram

Truth Tables Reference

Part of Truth Tables — GCSE Computer Science

This diagram covers Truth Tables Reference within Truth Tables for GCSE Computer Science. Revise Truth Tables in Boolean Logic for GCSE Computer Science with 15 exam-style questions and 15 flashcards. This topic appears regularly enough that it should still be part of a steady revision cycle. It is section 2 of 10 in this topic. Focus on the labels, the relationships between parts, and the explanation that turns the diagram into an exam-ready answer.

Topic position

Section 2 of 10

Practice

15 questions

Recall

15 flashcards

Truth Tables Reference

Truth tables reference diagram showing complete truth tables for AND gate (output 1 only when both A and B are 1), OR gate (output 0 only when both A and B are 0), NOT gate (output is inverse of input A), and a combined logic circuit example showing intermediate columns for a multi-gate circuit, with all input combination rows systematically listed in binary order

Keep building this topic

Read this section alongside the surrounding pages in Truth Tables. That gives you the full topic sequence instead of a single isolated revision point.

Building Complex DecisionsDeep Dive: From Simple Gates to Complex CircuitsWorking Through Combined Logic CircuitsExample 1: (A AND B) OR C

Practice Questions for Truth Tables

How many rows are needed in a truth table with 2 inputs (not including the header row)?

  • A. 2
  • B. 4
  • C. 6
  • D. 8
1 markfoundation

Explain why truth tables are useful when designing or testing logic circuits.

2 marksstandard

Quick Recall Flashcards

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Building Complex Decisions

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Deep Dive: From Simple Gates to Complex Circuits