Logical reasoning - Test
  • 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) Analogical
B) Deductive
C) Inductive
D) Abductive
  • 3. In logic, 'If P then Q' is known as what kind of statement?
A) Conjunction
B) Conditional
C) Contrapositive
D) Disjunction
  • 4. Which logical principle concludes that if a statement is true, then its negation is false?
A) Law of identity
B) Law of excluded middle
C) Law of non-contradiction
D) Modus tollens
  • 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) Abductive
B) Analogical
C) Deductive
D) Inductive
  • 6. What logical principle states that 'either a statement is true or its negation is true'?
A) Modus ponens
B) Law of excluded middle
C) Law of identity
D) Law of non-contradiction
  • 7. Which type of reasoning analogizes two similar cases in order to make a conclusion about a new case?
A) Abductive
B) Analogical
C) Inductive
D) Deductive
  • 8. What is the logical structure where two premises lead to a conclusion based on them?
A) Fallacy
B) Assertion
C) Argument
D) Syllogism
  • 9. What is the main goal of logical reasoning?
A) To avoid making any conclusions.
B) To arrive at a conclusion in a rigorous way.
C) To generate new premises.
D) To memorize logical rules.
  • 10. What is a valid argument in deductive reasoning?
A) An argument where the conclusion is always true.
B) An argument where the premises ensure the conclusion.
C) An argument where the premises are all true.
D) An argument where the premises are unrelated to the conclusion.
  • 11. Which rule of inference is used in deductive reasoning?
A) Abductive reasoning.
B) Modus ponens.
C) Inductive reasoning.
D) Analogical reasoning.
  • 12. What is abductive reasoning also known as?
A) Inference to the best explanation.
B) Analogical reasoning.
C) Generalization.
D) Deduction.
  • 13. What role does analogical reasoning play?
A) It compares two different systems to find contradictions.
B) It compares two similar systems to draw a conclusion.
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 memorize facts.
B) The ability to avoid making decisions.
C) The ability to generate and evaluate reasons.
D) The ability to ignore inconsistencies.
  • 15. What is the role of deductive reasoning in formal logic?
A) It plays a central role.
B) It is not involved.
C) It plays a minor role.
D) It is only used in mathematics.
  • 16. What is the certainty level of conclusions in non-deductive reasoning?
A) The conclusions are always true.
B) There is some uncertainty.
C) The conclusions are always false.
D) The conclusions are certain.
  • 17. Which type of reasoning is often used by doctors to diagnose patients?
A) Analogical reasoning.
B) Inductive reasoning.
C) Abductive reasoning.
D) Deductive reasoning.
  • 18. What is the main discipline that studies logical reasoning?
A) Science.
B) Mathematics.
C) Logic.
D) Philosophy.
  • 19. What is an example of a valid deductive argument?
A) All men are mortal; Socrates is a man; therefore, Socrates is mortal.
B) Some dogs are friendly; Max is a dog; therefore, Max is friendly.
C) All birds can fly; penguins are birds; therefore, penguins can fly.
D) All fruits are sweet; lemons are fruits; therefore, lemons are sweet.
  • 20. What does it mean for an argument to be norm-governed?
A) It aims to formulate correct arguments that any rational person would find convincing.
B) It follows no specific rules or norms.
C) It is based on random guesses.
D) It is based on personal opinions.
  • 21. What is the main purpose of logical reasoning in a wide sense?
A) It is equivalent to creativity.
B) It is roughly equivalent to critical thinking.
C) It is equivalent to memorization.
D) It is equivalent to intuition.
  • 22. What is the role of seeking new information in logical reasoning?
A) It is only relevant in non-deductive reasoning.
B) It is not relevant to logical reasoning.
C) It is discouraged in logical reasoning.
D) It is a factor in logical reasoning.
  • 23. What is the certainty level of conclusions derived from deductive reasoning?
A) Probability.
B) Guesswork.
C) Certainty.
D) Uncertainty.
  • 24. How are the terms 'argument' and 'inference' often used in logic?
A) To describe only incorrect reasoning.
B) Interchangeably.
C) As synonyms for 'fallacy'.
D) To refer to implicit premises.
  • 25. What are incorrect arguments that offer no or insufficient support called?
A) Proofs.
B) Deductive arguments.
C) Fallacies.
D) Complex arguments.
  • 26. What is the term often used for deductive arguments or very strong non-deductive arguments?
A) Premise.
B) Inference.
C) Fallacy.
D) Proof.
  • 27. What is the basis of Aristotelian logic?
A) Temporal logic.
B) Modal logic.
C) Syllogisms.
D) Extended logics.
  • 28. What is a potential risk of non-deductive reasoning?
A) It does not involve any new information.
B) The additional information may be false.
C) It is always secure.
D) It always leads to certain conclusions.
  • 29. Who initially raised the problem of induction?
A) Immanuel Kant
B) David Hume
C) René Descartes
D) Aristotle
  • 30. 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) Fitting observed facts
D) Being simple
  • 31. In what context does abductive reasoning play a central role in science?
A) When researchers discover unexplained phenomena
B) When researchers confirm established theories
C) When researchers conduct controlled experiments
D) When researchers publish their findings
  • 32. What is required for extraordinary claims in abductive reasoning?
A) No evidence
B) Weak evidence
C) Very strong evidence
D) Contradictory evidence
  • 33. What is a common use of abductive reasoning in everyday life?
A) Avoiding communication
B) Proving statements with certainty
C) Interpreting ambiguous statements
D) Ignoring the context of statements
  • 34. Which of the following is a well-known formal fallacy?
A) Misrepresentation of an opponent's view.
B) Affirming the consequent.
C) Strawman fallacy.
D) False dilemma.
  • 35. Which of the following is NOT a core skill linked to logical reasoning?
A) Assessing reasons before accepting a claim
B) Searching for new information to reach a reliable conclusion
C) Relying solely on gut feelings for decision-making
D) Weighing the potential benefits and drawbacks of different actions
  • 36. What is a key aspect of logical reasoning on the theoretical level?
A) Distinguishing facts from mere opinions
B) Making decisions based on gut feelings
C) Following snap judgments
D) Ignoring the reliability of information sources
  • 37. What is a common mistake to avoid in logical reasoning?
A) Making uncritical snap judgments
B) Using common sense
C) Considering different courses of action
D) Carefully evaluating all available information
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