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Test your basic knowledge |
Introductory Logic Vocab
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Subject
:
logic-and-reasoning
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. An argument from lack of evidence
division
enthymeme
ad ignorantiam
mood
2. 'it does not follow'; that an argument is invalid
non sequitur
equivocation
either/or
square of oppisition
3. A word - often a relative pronoun or adverb - that refers to a broad range of things or times
either/or
inclusive
law of Non-Contradiction
complement of a term
4. A sentence which is either true or false
statement
extension
minor premise
logic
5. Two statements are in contradiction if and only if they always have opposite truth values
law of Non-Contradiction
fallacies of ambiguity
contradiction
division
6. Deals directly with the proper modes of reasoning
formal logic
non sequitur
genus
ad populum
7. A self-contradiction is a statement that is false due to its logical structure
self-contradiction
disagreement
subject
post hoc ergo propter hoc
8. Arguments that fail to establish their conclusions because of a weakness in logical structure
mixed hypothetical syllogism
consistant
fallacies of form
self-contradiction
9. The sum of all the common attributes denoted by the term
genus
consistant
intension
ad ignorantiam
10. A statement that reverses and negates both the subject and predicate of the original
mood
extension
contrapositive of a statement
complement of a term
11. A vagueness of grammar that disguises or alters meaning
pure hypothetical syllogism
amphiboly
bulverism
equivocation
12. A statement cannot be both true and false
law of Non-Contradiction
bulverism
conclusion
fallacy of accent
13. A tautology is a statement which is always true because of its logical structure
major premise
tautology
categorical syllogism
contradiction
14. Attacking a position by pointing out how the arguer came to hold it
antecedent
argument`
bulverism
major premise
15. A statement which can be inferred directly from another statement
tu quoque
schema
immediate reference
categorical syllogism
16. An illegitimate appeal to force
composition
ad ignorantiam
ad baculum
distributed term
17. The fallacy of transferring attributes from whole to part
division
real disagreement
figure
fallacies of ambiguity
18. The extention of a term is the sum of all the individual objects described by it
extension
superimplication
fallacies of ambiguity
ad populum
19. A popular but invalid (or unhelpful) form of argument
categorical syllogism
major term
conclusion
informal fallacy
20. The set of all terms not included in the given term
implication
mixed hypothetical syllogism
complement of a term
self-contradiction
21. A genus of a term is a term that is more general - broad - or abstract than the original term and includes it
complex question
enthymeme
genus
tu quoque
22. The relationship between a universal and particular statement of the same quality - in which the falsity of the particular necessitates the falsity of the universal
fallacies of ambiguity
self-contradiction
superimplication
ad baculum
23. When there appears to be inconsistency - we have a disagreement
schema
disagreement
formal logic
contrapositive of a statement
24. The quantity of a statement is the scope of its claim about the extension of the subject: universal (entire extension) or particular (partial)
schema
extension
bulverism
quantity
25. A set of statements - one of which appears to be implied or supported by the others
argument`
consistant
immediate reference
converse of a statement
26. Improperly assuming that a sequence in time implies a cause and effect
apriorism
non sequitur
tautology
post hoc ergo propter hoc
27. Contains the minor term
ad baculum
major premise
minor premise
ad hominem
28. The relationship between a universal and particular statement of the same quality - in which the truth of the universal necessitates the truth of the particular
subimplication
chronological snobbery
distributed term
either/or
29. An argument that uses both hypothetical and categorical statements
subimplication
logical equivalence
fallacy of distraction
mixed hypothetical syllogism
30. A three letter description of the types of categorical statements it contains when arranged in stadard order
non sequitur
quantity
self-contradiction
mood
31. The condition - the part following the 'if'
ipse dixit
conclusion
apriorism
antecedent
32. Difference of opinion or perception
non sequitur
verbal disagreement
apparent disagreement
superimplication
33. An illegimate appeal to authority
middle term
law of excluded middle
genus
ipse dixit
34. A term that - within a statement - refers to all members of its class
ad populum
intension
distributed term
counterexample
35. Two statements are subcontraries if and only if both can be true but both cannot be false
ad hominem
complement of a term
subcontrariety
ad populum
36. An argument that uses only hypothetical statements
pure hypothetical syllogism
valid
statement
apparent disagreement
37. A statement that reverses the subject and predicate
converse of a statement
figure
minor term
intension
38. Points to an inconsistency between a person's argument and behavior
independance
tu quoque
major premise
fallacy of distraction
39. The result of the condition - the part after the 'then'
disagreement
consequent
law of Non-Contradiction
antecedent
40. A hasty generalization
apriorism
law of excluded middle
amphiboly
exclusives
41. The subject of the conclusion and is used in the other premise
verbal disagreement
valid
minor term
equivocation
42. The science and art of reasoning well
logic
ad baculum
contradiction
fallacy of distraction
43. Deductive argument consisting of three statements in categorical form that together use only three terms - called the major - minor - and middle
informal fallacy
ipse dixit
converse of a statement
categorical syllogism
44. Alters the meaning of a statement through changed emphasis
ipse dixit
extension
fallacy of accent
contrapositive of a statement
45. An argument in which a statement is unstated and assumed. Specifically - it is a syllogism with one assumed statement
term
ad hominem
ambiguous
enthymeme
46. A concept that can be expressed precisely
subimplication
term
exclusives
logical equivalence
47. Two statements are related by implication if the truth of one requires the truth of the other
law of Non-Contradiction
implication
bulverism
tautology
48. An argument based merely on the passage of time
chronological snobbery
square of oppisition
major premise
distributed term
49. The predicate of the conclusion and is used in one premise
independance
law of excluded middle
genus
major term
50. 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
contrary
counterexample
supported statements
categorical syllogism