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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. An illegimate appeal to authority
exclusives
extension
ipse dixit
genus
2. Two statements are related by implication if the truth of one requires the truth of the other
ad ignorantiam
law of identity
implication
counterexample
3. The set of all terms not included in the given term
statement
pure hypothetical syllogism
complement of a term
self-contradiction
4. A word is ambiguous if it has more than one possible meaning
conclusion
intension
mood
ambiguous
5. 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
ad populum
disagreement
consistant
subimplication
6. The premise containing the major term
categorical syllogism
major premise
apparent disagreement
fallacy of accent
7. Two statements are in contradiction if and only if they always have opposite truth values
contrary
inclusive
contradiction
mood
8. A hasty generalization
square of oppisition
extension
apriorism
informal fallacy
9. Two statements are contrary if and only if they can both be false but cannot both be true
equivocation
quantity
contrary
tu quoque
10. A statement that reverses and negates both the subject and predicate of the original
contrapositive of a statement
minor premise
post hoc ergo propter hoc
ad baculum
11. Attacking a position by pointing out how the arguer came to hold it
law of Non-Contradiction
bulverism
consistant
subcontrariety
12. 'it does not follow'; that an argument is invalid
contrary
logic
non sequitur
apriorism
13. A number from 1 to 4 identifying the placement of its middle term
immediate reference
inclusive
independance
figure
14. An argument based merely on the passage of time
formal logic
chronological snobbery
self-supporting statements
apriorism
15. A statement that affirms an outcome based on a condition.
implication
hypothetical
ad baculum
equivocation
16. Improperly assuming that a sequence in time implies a cause and effect
self-contradiction
post hoc ergo propter hoc
argument`
supported statements
17. A self-contradiction is a statement that is false due to its logical structure
self-contradiction
figure
division
square of oppisition
18. Making an argument based on a false dilemma
schema
disagreement
subcontrariety
either/or
19. A supported statement is a statement whose truth value depends on evidence or information from outside itself
schema
supported statements
quantity
middle term
20. Alters the meaning of a statement through changed emphasis
fallacy of accent
ipse dixit
quantity
statement
21. Two statements are independant if the truth or falsity of one has no effect on the truth or falsity of the other
independance
self-contradiction
extension
obverse of a statement
22. Two statements are subcontraries if and only if both can be true but both cannot be false
subcontrariety
formal logic
figure
complex question
23. 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
extension
counterexample
major premise
ad ignorantiam
24. A verbal attack on a person rather than his argument
ad hominem
conclusion
enthymeme
verbal disagreement
25. An illegitimate appeal to a majority
converse of a statement
ad populum
distributed term
minor term
26. Secretly assuming what you are trying to prove
consistant
circular reasoning
term
logic
27. A vagueness of grammar that disguises or alters meaning
ambiguous
law of identity
amphiboly
fallacy of distraction
28. A statement cannot be both true and false
supported statements
law of Non-Contradiction
self-contradiction
minor premise
29. Deductive argument consisting of three statements in categorical form that together use only three terms - called the major - minor - and middle
tautology
ad populum
pure hypothetical syllogism
categorical syllogism
30. Changing the definition of a term in the middle of an argument
equivocation
figure
hypothetical
ad hominem
31. The subject of a statement is the term being described - or about which something is asserted
subject
categorical syllogism
extension
formal logic
32. A self-supporting statement is a statement whose truth value can be determined from the statement itself
self-supporting statements
either/or
hypothetical
figure
33. A genus of a term is a term that is more general - broad - or abstract than the original term and includes it
contrapositive of a statement
genus
law of identity
contrary
34. A sentence which is either true or false
logical equivalence
logic
statement
verbal disagreement
35. The subject of the conclusion and is used in the other premise
minor term
antecedent
ad baculum
self-supporting statements
36. Reasoning with probability from examples or experience to general rules
informal fallacy
induction
ad populum
apparent disagreement
37. An argument in which a statement is unstated and assumed. Specifically - it is a syllogism with one assumed statement
logic
enthymeme
hypothetical
self-contradiction
38. Arguments that fail to establish their conclusions because of a weakness in logical structure
subcontrariety
minor premise
fallacies of form
enthymeme
39. An argument from lack of evidence
ad baculum
apparent disagreement
term
ad ignorantiam
40. An illegitimate appeal to force
hypothetical
non sequitur
ad baculum
major term
41. A word - often a relative pronoun or adverb - that refers to a broad range of things or times
self-contradiction
post hoc ergo propter hoc
inclusive
contradiction
42. Two statements are logically equivalent if they imply one another
complex question
ad populum
logical equivalence
fallacy of distraction
43. Deals directly with the proper modes of reasoning
formal logic
counterexample
fallacy of accent
inclusive
44. A statement which can be inferred directly from another statement
genus
hypothetical
superimplication
immediate reference
45. A representation of a syllogism - having statements in standard order with standard abbreviations of its terms
either/or
self-contradiction
ad hominem
schema
46. A set of statements - one of which appears to be implied or supported by the others
argument`
enthymeme
ad hominem
pure hypothetical syllogism
47. 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
enthymeme
superimplication
apriorism
real disagreement
48. Two statements are consistent if they can both be true at the same time
consistant
ambiguous
law of Non-Contradiction
superimplication
49. A question crafted to exclude any possible legitimate response
bulverism
complex question
inclusive
consistant
50. The extention of a term is the sum of all the individual objects described by it
independance
ad hominem
extension
pure hypothetical syllogism