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