Q. Among the following propositions two are related in such a way that they cannot both be true but can both be false. Select the code that states those two propositions.

Propositions:
(a) Every student is attentive
(b) Some students are attentive
(c) Students are never attentive
(d) Some students are not attentive

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Q. Given below are two premises (a) and (b) . From those to premises four conclusions (i), (ii), (iii) & (iv) are drawn. Select the code that states the conclusions validly drawn from the premises (taking singly or jointly.)

Premises:
(a) Untouchability is a curse.
(b) All hot pans are untouchable.

Conclusions:
(i) All hot pans are curse.
(ii) Some untouchable things are hot pans.
(iii) All curses are untouchability.
(iv) Some curses are untouchability.

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Q. If the statement ‘None but the brave wins the race’ is false which of the following statements can be claimed to be true?

Select the correct code:

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Q. If two standard from categorical propositions with the same subject and predicate are related in such a manner that if one is undetermined the other must be undetermined, what is their relation?

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Q. Men and woman may have different reproductive strategies but neither can be considered inferior or superior to the other, any more than a bird’s wings can be considered superior or inferior to a fish’s fins. What type of argument it is?

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Q. In a particular code, HOSPITALS is coded as HSOLSAPTI. The code of BIOLOGICALS will be

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Q. C and D are sisters. A and B are brothers. E is son of A and brother of D. B is related to C as

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Q. If two propositions are connected in such a way that they cannot both be false although they may both be true, then their relationship is called

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Q. Which one among the following is not a characteristic of a deductive type of argument ?

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Q. Select the code which states the condition of an invalid deductive argument :

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Q. Given below are two premises, with four conclusions drawn from them (taking singly or together); which conclusions are validly drawn ? Select the correct answer from the codes given below :

Premises :
(i) All bats are mammals.
(ii) Birds are not bats.

Conclusions :
(a) Birds are not mammals.
(b) Bats are not birds.
(c) All mammals are bats.
(d) Some mammals are bats.

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Q. When a definition implies a proposal to use the definiendum to mean what is meant by the definiens it is called

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Q. Select the code which is not correct :

An analogical argument is strengthened by

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Q. A is sister of B. F is daughter of G. C is mother of B. D is father of C. E is mother of D. A is related to D as

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Q. In the series

AB, EDC, FGHI, ......?......, OPQRST, the missing term is

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Q. Among the following propositions two are related in such a way that one is the denial of the other. Which are those propositions? Select the correct code:

Propositions:
(a) All women are equal to men
(b) Some women are equal to men
(c) Some women are not equal to men
(d) No women are equal to men

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Q. In certain code, SELECTION is coded as QCJCARGML. The code of AMERICANS will be

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Q. Select the code, which is not correct in the context of deductive argument with two premises:

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Q. Given below two premise and four conclusions are drawn from them (taking singly or together). Select the code that states the conclusions validly drawn.

Premises:
(i) All religious persons are emotional.
(ii) Ram is a religious person.
Conclusions:
(a) Ram is emotional.
(b) All emotional persons are religious.
(c) Ram is not a non-religious person.
(d) Some religious persons are not emotional.

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Q. If the proposition ‘All thieves are poor’ is false, which of the following propositions can be claimed certainly to be true?

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