Questions with Solution on FORMAL LOGIC
1. Point out the incorrectness of the following statement:
A) A. full inclusion
B) E. total exclusion
C) I. partial inclusion
D) O. partial exclusion
The Categorical proposition E is total exclusion.
2. In Boethius’ painting the contradictory of A is:
A) I
B) A
D) OR
Within Boethius’ painting, the contradictory is the O.
3. Proposition that corresponds to a Total inclusion:
A) Every cat is a mammal
B) No student is applied
C) Some children are smart
D) Some soldiers are strong
E) No psychologist is illiterate
All cats are mammals, it is a categorical proposition, of total inclusion.
4. Establish the correct relationship:
A) Subaltern AE
B) Opposite OI
D) Contrary AI
It is the opposition that goes from the particular to the universal.
5. In the following syllogism, indicate the major term:
Every psychologist is a professional Javier is a psychologist
A) Psychologist
B) Professional
D) It is
The major term of the syllogism is “Professional.”
RPTA.: B
6. The rules of the syllogism establish that between……………….. no conclusion can be had:
A) an AE relationship
C) two universal premises
D) two particular premises
E) a universal premise
Between two particular premises you cannot have any conclusion.
7. Figure of the syllogism where the middle term is predicated in both premises.
A) First
The syllogism where the middle term is predicated in both premises is considered the second figure.
8. In AEO mode the main premise is:
A) Universal affirmative
B) Negative particular
C) Universal negative
D) Particular affirmative
In the AEO mode the major premise is Universal affirmative.
9. Which of the following statements is a type O proposition?
A) The boots are shiny
B) No biped is quadruped
C) Some university students are Peruvian
D) Every dog is an animal
E) Some professionals are not experts.
“Certain professionals are not experts” is a Type O proposition.
10. Locate the proposition that is equivalent to: “Few dishonored people are not aware”
A) Some conscious is honest
B) Some conscious is not dishonored
C) Some dishonored person is unconscious
D) Every dishonored person is unconscious
E) No dishonored person is unconscious
The proposition that is equivalent to: “Few dishonored people are not conscious,” is “Some dishonored people are unconscious.”
11. Figure of the syllogism where the middle term is subject in both premises.
The figure of the syllogism where the middle term is subject in both premises is considered the third figure.
12. In AEE mode the major premise is:
In the AEO mode the major premise is Universal affirmative.
13. In the following syllogism, indicate the minor term:
All teachers are intellectuals
The minor term of the syllogism is “John.”
14. In Boeccio’s painting the opposite of A is:
Within Boeccio’s painting, the opposite of A is E.
15. In the following syllogism, indicate the mode:
Every Engineer is professional
In the following syllogism the mode is AII.
16. A syllogism presents what type of inference, according to the form of reasoning.
A syllogism is a Mediate inference.
17. Point out the correct relationship:
A) S to P is Universal affirmative
B) S e P is particular Universal
C) S or P is Universal affirmative
D) S i P is Universal affirmative
E) S to P is Universal negative
The correct relationship is S to P which is an affirmative Universal.
18. In the following syllogism the major term:
All dogs are carnivores
The major term of the syllogism is “Carnivore”.
19. In the following syllogism, indicate the mode:
Some vegetables are fruits
Some fruits are living things
In the following syllogism the MODE is AII.
20. In Boeccio’s painting the subcontrary of I is
Within Boeccio’s painting, the subcontrary of I is O.
RPTA.: D.
