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Test your basic knowledge |
Introductory Logic Vocab
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Study First
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. The predicate of the conclusion and is used in one premise
mixed hypothetical syllogism
subcontrariety
real disagreement
major term
2. A statement cannot be both true and false
major term
amphiboly
law of Non-Contradiction
valid
3. The subject of the conclusion and is used in the other premise
major premise
equivocation
major term
minor term
4. A supported statement is a statement whose truth value depends on evidence or information from outside itself
immediate reference
supported statements
categorical syllogism
pure hypothetical syllogism
5. Found once in each premise
apriorism
genus
ad hominem
middle term
6. An argument that uses only hypothetical statements
law of identity
pure hypothetical syllogism
distributed term
argument`
7. A statement of the opposite quality with a negated predicate
obverse of a statement
mood
immediate reference
square of oppisition
8. Two statements are independant if the truth or falsity of one has no effect on the truth or falsity of the other
fallacy of accent
exclusives
logic
independance
9. A question crafted to exclude any possible legitimate response
ad hominem
major term
tu quoque
complex question
10. Any statement is either true or false
law of excluded middle
tu quoque
antecedent
composition
11. The premise containing the major term
mixed hypothetical syllogism
middle term
major premise
supported statements
12. 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
superimplication
contrary
induction
self-contradiction
13. Points to an inconsistency between a person's argument and behavior
fallacies of form
tu quoque
formal logic
contrapositive of a statement
14. A self-contradiction is a statement that is false due to its logical structure
self-contradiction
tu quoque
circular reasoning
antecedent
15. A self-supporting statement is a statement whose truth value can be determined from the statement itself
chronological snobbery
self-supporting statements
ad baculum
complement of a term
16. Making an argument based on a false dilemma
either/or
ad ignorantiam
categorical syllogism
complex question
17. A popular but invalid (or unhelpful) form of argument
figure
informal fallacy
post hoc ergo propter hoc
formal logic
18. An argument that uses both hypothetical and categorical statements
law of Non-Contradiction
counterexample
immediate reference
mixed hypothetical syllogism
19. Changing the definition of a term in the middle of an argument
verbal disagreement
exclusives
equivocation
amphiboly
20. The set of all terms not included in the given term
ad populum
complement of a term
formal logic
statement
21. Two statements are contrary if and only if they can both be false but cannot both be true
contrary
consistant
middle term
hypothetical
22. Arguments that confuse the real issue with multiple - vague - or otherwise unclear meanings
minor premise
fallacies of ambiguity
argument`
composition
23. A statement that affirms an outcome based on a condition.
non sequitur
hypothetical
ad baculum
subcontrariety
24. Is valid and has true premises
real disagreement
sound syllogism
tautology
enthymeme
25. Two statements are logically equivalent if they imply one another
obverse of a statement
consistant
chronological snobbery
logical equivalence
26. The quantity of a statement is the scope of its claim about the extension of the subject: universal (entire extension) or particular (partial)
quantity
pure hypothetical syllogism
logic
mood
27. A concept that can be expressed precisely
term
exclusives
statement
pure hypothetical syllogism
28. Alters the meaning of a statement through changed emphasis
exclusives
chronological snobbery
fallacy of accent
sound syllogism
29. Secretly assuming what you are trying to prove
circular reasoning
independance
hypothetical
counterexample
30. A verbal attack on a person rather than his argument
tautology
ad hominem
post hoc ergo propter hoc
induction
31. When there appears to be inconsistency - we have a disagreement
informal fallacy
composition
law of Non-Contradiction
disagreement
32. Reasoning with probability from examples or experience to general rules
contrapositive of a statement
middle term
induction
statement
33. 'it does not follow'; that an argument is invalid
ad hominem
major term
composition
non sequitur
34. Contains the minor term
major premise
minor premise
amphiboly
antecedent
35. A genus of a term is a term that is more general - broad - or abstract than the original term and includes it
genus
conclusion
obverse of a statement
ipse dixit
36. The condition - the part following the 'if'
antecedent
statement
conclusion
post hoc ergo propter hoc
37. An argument in which a statement is unstated and assumed. Specifically - it is a syllogism with one assumed statement
ad baculum
fallacy of distraction
composition
enthymeme
38. A statement which can be inferred directly from another statement
induction
immediate reference
law of excluded middle
consequent
39. A set of statements - one of which appears to be implied or supported by the others
complement of a term
argument`
amphiboly
equivocation
40. A word is ambiguous if it has more than one possible meaning
minor premise
middle term
ambiguous
genus
41. Difference of opinion or perception
figure
apparent disagreement
law of Non-Contradiction
converse of a statement
42. Two statements are subcontraries if and only if both can be true but both cannot be false
independance
minor term
non sequitur
subcontrariety
43. Deals directly with the proper modes of reasoning
subimplication
major term
formal logic
either/or
44. A term that - within a statement - refers to all members of its class
schema
ad hominem
subject
distributed term
45. A diagram of the basic relationships between statements with the same subject and predicate
fallacies of form
square of oppisition
subimplication
antecedent
46. A real disagreement is an actual inconsistancy between two statements: they cannot both be true at the same time
real disagreement
subimplication
argument`
counterexample
47. The fallacy of transferring attributes from whole to part
sound syllogism
apriorism
division
valid
48. Two statements are in contradiction if and only if they always have opposite truth values
categorical syllogism
complement of a term
contradiction
tu quoque
49. The extention of a term is the sum of all the individual objects described by it
extension
schema
equivocation
ipse dixit
50. Two statements are consistent if they can both be true at the same time
consistant
composition
self-contradiction
fallacies of ambiguity