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Logical Links — Revision Notes

CAT · Data Interpretation & Logical Reasoning

Free Logical Links revision notes for CAT Data Interpretation & Logical Reasoning 2026 — key concepts, formulas, and definitions for quick revision.

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An infographic explaining what logical links are, their purpose in examining propositions and reversibility of logic, and how they connect simple statements into compound statements.
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Revision Notes — Logical Links

Key concepts, formulas, and definitions from Logical Links for CAT Data Interpretation & Logical Reasoning preparation.

Key Topics to Revise

1

Understanding Logical Links

  • Logical links are words that join two or more simple statements to form compound statements
  • Simple statements: Independent statements like 'I will go to watch a movie'
  • Compound statements: Formed by joining simple statements with logical links
2

If-Then Logical Link

  • Most important logical link in conditional reasoning
  • Format: 'If A happens, then B happens'
  • Valid conclusion: If A occurs, then B will definitely occur
3

Only If-Then Logical Link

  • Format: 'Only if A happens, then B happens'
  • Meaning: A is the ONLY condition for B to occur
  • Valid conclusion: If B occurs, then A must have occurred
4

Either-Or Logical Link

  • Two types: Inclusive (and/or) and Exclusive (one or the other, not both)
  • For CAT purposes, treat as EXCLUSIVE unless stated otherwise
  • Format: 'Either A will happen or B will happen'

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Key Concepts

Simple statements express single ideas (eCreates a conditional relationship where oneCreates a restrictive condition where BIn CAT reasoningInclusive 'or' means at least one

Frequently Asked Questions

What topics are covered in Logical Links for CAT?
Logical Links is an important chapter in CAT Data Interpretation & Logical Reasoning. It covers key concepts and formulas that are frequently tested in the exam. Key topics include: Understanding Logical Links, If-Then Logical Link, Only If-Then Logical Link, Either-Or Logical Link.
How important is Logical Links for CAT?
Logical Links is a frequently tested chapter in CAT Data Interpretation & Logical Reasoning. Questions from this chapter appear regularly in previous year papers. There are 45 practice questions available for this chapter.
How to prepare Logical Links for CAT?
Start by understanding the core concepts, then solve practice questions. Focus on formulas and their applications. Use revision notes for quick review before the exam.

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All 16 chapters — CAT Data Interpretation & Logical Reasoning Revision Notes

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