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Logical reasoning - Test
Contributed by: McIntosh
  • 1. Which logical fallacy involves making a conclusion based on insufficient evidence or without considering all factors?
A) Hasty generalization
B) False cause
C) Ad hominem
D) Circular reasoning
  • 2. Which type of reasoning starts with specific premises and moves to a general conclusion?
A) Abductive
B) Analogical
C) Inductive
D) Deductive
  • 3. In logic, 'If P then Q' is known as what kind of statement?
A) Contrapositive
B) Conditional
C) Disjunction
D) Conjunction
  • 4. Which logical principle concludes that if a statement is true, then its negation is false?
A) Law of excluded middle
B) Law of non-contradiction
C) Modus tollens
D) Law of identity
  • 5. The statement 'All birds have wings. A sparrow is a bird. Therefore, a sparrow has wings' is an example of what type of reasoning?
A) Deductive
B) Abductive
C) Analogical
D) Inductive
  • 6. What logical principle states that 'either a statement is true or its negation is true'?
A) Law of excluded middle
B) Law of identity
C) Law of non-contradiction
D) Modus ponens
  • 7. Which type of reasoning analogizes two similar cases in order to make a conclusion about a new case?
A) Deductive
B) Inductive
C) Analogical
D) Abductive
  • 8. What is the logical structure where two premises lead to a conclusion based on them?
A) Fallacy
B) Syllogism
C) Argument
D) Assertion
  • 9. What is the main goal of logical reasoning?
A) To memorize logical rules.
B) To arrive at a conclusion in a rigorous way.
C) To generate new premises.
D) To avoid making any conclusions.
  • 10. What is a valid argument in deductive reasoning?
A) An argument where the conclusion is always true.
B) An argument where the premises are unrelated to the conclusion.
C) An argument where the premises are all true.
D) An argument where the premises ensure the conclusion.
  • 11. Which rule of inference is used in deductive reasoning?
A) Abductive reasoning.
B) Analogical reasoning.
C) Modus ponens.
D) Inductive reasoning.
  • 12. What is abductive reasoning also known as?
A) Inference to the best explanation.
B) Analogical reasoning.
C) Deduction.
D) Generalization.
  • 13. What role does analogical reasoning play?
A) It compares two similar systems to draw a conclusion.
B) It compares two different systems to find contradictions.
C) It ensures the truth of the conclusion.
D) It generalizes from a single case.
  • 14. What is an example of a cognitive skill encompassed by logical reasoning?
A) The ability to ignore inconsistencies.
B) The ability to avoid making decisions.
C) The ability to memorize facts.
D) The ability to generate and evaluate reasons.
  • 15. Which of the following is NOT a core skill linked to logical reasoning?
A) Weighing the potential benefits and drawbacks of different actions
B) Relying solely on gut feelings for decision-making
C) Searching for new information to reach a reliable conclusion
D) Assessing reasons before accepting a claim
  • 16. What is the main discipline that studies logical reasoning?
A) Mathematics.
B) Science.
C) Logic.
D) Philosophy.
  • 17. What is a potential risk of non-deductive reasoning?
A) It is always secure.
B) It always leads to certain conclusions.
C) It does not involve any new information.
D) The additional information may be false.
  • 18. In what context does abductive reasoning play a central role in science?
A) When researchers publish their findings
B) When researchers discover unexplained phenomena
C) When researchers conduct controlled experiments
D) When researchers confirm established theories
  • 19. What is the basis of Aristotelian logic?
A) Syllogisms.
B) Temporal logic.
C) Modal logic.
D) Extended logics.
  • 20. What is the role of deductive reasoning in formal logic?
A) It is only used in mathematics.
B) It plays a central role.
C) It is not involved.
D) It plays a minor role.
  • 21. What is the term often used for deductive arguments or very strong non-deductive arguments?
A) Proof.
B) Inference.
C) Premise.
D) Fallacy.
  • 22. What does it mean for an argument to be norm-governed?
A) It follows no specific rules or norms.
B) It is based on personal opinions.
C) It is based on random guesses.
D) It aims to formulate correct arguments that any rational person would find convincing.
  • 23. What are incorrect arguments that offer no or insufficient support called?
A) Fallacies.
B) Proofs.
C) Complex arguments.
D) Deductive arguments.
  • 24. How are the terms 'argument' and 'inference' often used in logic?
A) To refer to implicit premises.
B) To describe only incorrect reasoning.
C) Interchangeably.
D) As synonyms for 'fallacy'.
  • 25. What is a common mistake to avoid in logical reasoning?
A) Making uncritical snap judgments
B) Considering different courses of action
C) Carefully evaluating all available information
D) Using common sense
  • 26. What is a common use of abductive reasoning in everyday life?
A) Proving statements with certainty
B) Avoiding communication
C) Ignoring the context of statements
D) Interpreting ambiguous statements
  • 27. What is the main purpose of logical reasoning in a wide sense?
A) It is equivalent to creativity.
B) It is equivalent to memorization.
C) It is roughly equivalent to critical thinking.
D) It is equivalent to intuition.
  • 28. Who initially raised the problem of induction?
A) David Hume
B) Immanuel Kant
C) René Descartes
D) Aristotle
  • 29. Which of the following is a well-known formal fallacy?
A) Affirming the consequent.
B) Strawman fallacy.
C) Misrepresentation of an opponent's view.
D) False dilemma.
  • 30. What is an example of a valid deductive argument?
A) All birds can fly; penguins are birds; therefore, penguins can fly.
B) All fruits are sweet; lemons are fruits; therefore, lemons are sweet.
C) All men are mortal; Socrates is a man; therefore, Socrates is mortal.
D) Some dogs are friendly; Max is a dog; therefore, Max is friendly.
  • 31. Which of the following is NOT a criterion for a good explanation in abductive reasoning?
A) Being circular
B) Being verifiable by empirical evidence
C) Being simple
D) Fitting observed facts
  • 32. What is the certainty level of conclusions in non-deductive reasoning?
A) There is some uncertainty.
B) The conclusions are always false.
C) The conclusions are always true.
D) The conclusions are certain.
  • 33. What is required for extraordinary claims in abductive reasoning?
A) No evidence
B) Very strong evidence
C) Contradictory evidence
D) Weak evidence
  • 34. What is a key aspect of logical reasoning on the theoretical level?
A) Ignoring the reliability of information sources
B) Following snap judgments
C) Distinguishing facts from mere opinions
D) Making decisions based on gut feelings
  • 35. What is the role of seeking new information in logical reasoning?
A) It is not relevant to logical reasoning.
B) It is a factor in logical reasoning.
C) It is only relevant in non-deductive reasoning.
D) It is discouraged in logical reasoning.
  • 36. What is the certainty level of conclusions derived from deductive reasoning?
A) Guesswork.
B) Certainty.
C) Uncertainty.
D) Probability.
  • 37. Which type of reasoning is often used by doctors to diagnose patients?
A) Deductive reasoning.
B) Abductive reasoning.
C) Inductive reasoning.
D) Analogical reasoning.
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