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