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






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






3. The fallacy of transferring attributes from part to whole






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






5. Contains the minor term






6. Alters the meaning of a statement through changed emphasis






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






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






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






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






11. The science and art of reasoning well






12. A tautology is a statement which is always true because of its logical structure






13. A statement that reverses the subject and predicate






14. The conclusion of an argument is the statement which appears to be implied by the other statements in the argument - which are called premises






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






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






17. A concept that can be expressed precisely






18. The sum of all the common attributes denoted by the term






19. Making an argument based on a false dilemma






20. 'it does not follow'; that an argument is invalid






21. Two statements are independant if the truth or falsity of one has no effect on the truth or falsity of the other






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






23. The extention of a term is the sum of all the individual objects described by it






24. Arguments that fail to establish their conclusions because of a weakness in logical structure






25. The subject of the conclusion and is used in the other premise






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






27. The fallacy of transferring attributes from whole to part






28. A sentence which is either true or false






29. Two statements are in contradiction if and only if they always have opposite truth values






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






31. A statement of the opposite quality with a negated predicate






32. A syllogism is valid if and only if the conclusion is necessarily true given that the premises are true






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






34. Points to an inconsistency between a person's argument and behavior






35. Difference of opinion or perception






36. Deals directly with the proper modes of reasoning






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






38. An argument from lack of evidence






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






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






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






42. A self-contradiction is a statement that is false due to its logical structure






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






44. Secretly assuming what you are trying to prove






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






46. A statement which can be inferred directly from another statement






47. The premise containing the major term






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






49. A statement cannot be both true and false






50. A verbal attack on a person rather than his argument