Test your basic knowledge |

Introductory Logic Vocab

Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. When there appears to be inconsistency - we have a disagreement






2. Difference of opinion or perception






3. An argument from lack of evidence






4. Two statements are related by implication if the truth of one requires the truth of the other






5. Deductive argument consisting of three statements in categorical form that together use only three terms - called the major - minor - and middle






6. Is valid and has true premises






7. Found once in each premise






8. A genus of a term is a term that is more general - broad - or abstract than the original term and includes it






9. The subject of a statement is the term being described - or about which something is asserted






10. A number from 1 to 4 identifying the placement of its middle term






11. Attacking a position by pointing out how the arguer came to hold it






12. Arguments that confuse the real issue with multiple - vague - or otherwise unclear meanings






13. The result of the condition - the part after the 'then'






14. An argument that uses only hypothetical statements






15. Two statements are consistent if they can both be true at the same time






16. Reasoning with probability from examples or experience to general rules






17. Deals directly with the proper modes of reasoning






18. A diagram of the basic relationships between statements with the same subject and predicate






19. The predicate of the conclusion and is used in one premise






20. A word is ambiguous if it has more than one possible meaning






21. A hasty generalization






22. A vagueness of grammar that disguises or alters meaning






23. A word - often a relative pronoun or adverb - that refers to a broad range of things or times






24. Two statements are contrary if and only if they can both be false but cannot both be true






25. A statement cannot be both true and false






26. Improperly assuming that a sequence in time implies a cause and effect






27. Is a syllogism of the same form as the original - but with obviously true premises and false conclusion - in order to show the original to be invalid






28. A three letter description of the types of categorical statements it contains when arranged in stadard order






29. A term that - within a statement - refers to all members of its class






30. The condition - the part following the 'if'






31. A concept that can be expressed precisely






32. A popular but invalid (or unhelpful) form of argument






33. An illegimate appeal to authority






34. If a statement is true - then it is true






35. An argument based merely on the passage of time






36. A question crafted to exclude any possible legitimate response






37. A self-supporting statement is a statement whose truth value can be determined from the statement itself






38. Changing the definition of a term in the middle of an argument






39. A set of statements - one of which appears to be implied or supported by the others






40. The fallacy of transferring attributes from part to whole






41. Arguments that confuse the issue by pointing to information that is actually irrelevant to the conclusion






42. An illegitimate appeal to force






43. Two statements are subcontraries if and only if both can be true but both cannot be false






44. A statement that affirms an outcome based on a condition.






45. Words that set boundaries - referring only to a limited class of things






46. An illegitimate appeal to a majority






47. The science and art of reasoning well






48. Two statements are logically equivalent if they imply one another






49. The set of all terms not included in the given term






50. Any statement is either true or false