If the proposition ‘All thieves are poor’ is false, which of the following propositions can be claimed certainly to be true? Propositions: (A) Some thieves are poor. (B) Some thieves are not poor. (C) No thief is poor. (D) No poor person is a thief

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

Propositions:

(A) Some thieves are poor.

(B) Some thieves are not poor.

(C) No thief is poor.

(D) No poor person is a thief
by

1 Answer

Answer :

(B) Some thieves are not poor.
by

Related questions

If the proposition ‘No men are honest’ is taken to be false which of the following proposition/propositions can be claimed certainly to be true? Propositions: (A) All men are honest (B) Some men are honest (C) Some men are not honest (D) No honest person is man

Description : If the proposition ‘No men are honest’ is taken to be false which of the following proposition/propositions can be claimed certainly to be true? Propositions: (A) All men are honest (B) Some men are honest (C) Some men are not honest (D) No honest person is man 

Last Answer : (B) Some men are honest 

When in a group of propositions, one proposition is claimed to follow from the others, that group of propositions is called (A) An argument (B) A valid argument (C) An explanation (D) An invalid argument

Description : When in a group of propositions, one proposition is claimed to follow from the others, that group of propositions is called (A) An argument (B) A valid argument (C) An explanation (D) An invalid argument

Last Answer : (A) An argument

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: (A) All brave persons win the race (B) Some persons who win the race are not brave (C) Some persons who win the race are brave (D) No person who wins the race is brave

Description : 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: (A) All brave persons win the race (B) Some persons who ... brave (C) Some persons who win the race are brave (D) No person who wins the race is brave

Last Answer : (A) All brave persons win the race

Which of the following shall be a compound proposition involving the propositions p, q and r, that is true when exactly two of the p, q and r are true and is false otherwise? (A) (p∨q∧˥r) ∨ (p∨q∧r) ∧ (˥p∧q∨r) (B) (p∧q∨r) ∧ (p∧q∧r) ∨ (˥q∨˥p∧˥r) (C) (p∧q∧˥r) ∨ (p∨˥q∧r) ∨ (˥p∧q∧r) (D) (p∨r∧q) ∨ (p∧q∧r) ∨ (˥p∧q∧r)

Description : Which of the following shall be a compound proposition involving the propositions p, q and r, that is true when exactly two of the p, q and r are true and is false otherwise? (A) (p∨q∧˥r) ∨ (p∨q∧r) ∧ (˥p∧q∨r) (B) ... ) ∨ (˥q∨˥p∧˥r) (C) (p∧q∧˥r) ∨ (p∨˥q∧r) ∨ (˥p∧q∧r) (D) (p∨r∧q) ∨ (p∧q∧r) ∨ (˥p∧q∧r) 

Last Answer : (C) (p∧q∧˥r) ∨ (p∨˥q∧r) ∨ (˥p∧q∧r)

Among the following propositions two arc related in such a way that they can both be true although they cannot both be false. Which are those propositions? Select the correct code. Propositions: (a) Some priests are cunning. (b) No priest is cunning. (c) All priests are cunning. (d) Some priests are not cunning. Codes: (A) (a) and (b) (B) (c) and (d) (C) (a) and (c) (D) (a) and (d)

Description : Among the following propositions two arc related in such a way that they can both be true although they cannot both be false. Which are those propositions? Select the correct code. Propositions: (a) Some priests are cunning. (b) No priest ... (b) (B) (c) and (d) (C) (a) and (c) (D) (a) and (d)

Last Answer : Answer: D

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 (A) (a) and (b) (B) (a) and (c) (C) (b) and (c) (D) (c) and (d)

Description : 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 ... ) (a) and (c) (C) (b) and (c) (D) (c) and (d)

Last Answer : Answer: B 

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 (A) Contrary (B) Subcontrary (C) Contradictory (D) Subalternation

Description : 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 (A) Contrary (B) Subcontrary (C) Contradictory (D) Subalternation

Last Answer : (B) Subcontrary

If two propositions having the same subject and predicate terms can both be true but cannot both be false, the relation between those two propositions is called (A) contradictory (B) contrary (C) subcontrary (D) subaltern

Description : If two propositions having the same subject and predicate terms can both be true but cannot both be false, the relation between those two propositions is called (A) contradictory (B) contrary (C) subcontrary (D) subaltern

Last Answer : (C) subcontrary

If two propositions cannot both be false but may both be true, what is the relation between the two propositions ? (A) Contrary (B) Sub-contrary (C) Sub-alternation (D) Contradictory

Description : If two propositions cannot both be false but may both be true, what is the relation between the two propositions ? (A) Contrary (B) Sub-contrary (C) Sub-alternation (D) Contradictory

Last Answer : (B) Sub-contrary

If the proposition “Vegetarians are not meat eaters” is false, then which of the following inferences is correct ? Choose from the codes given below : 1. “Some vegetarians are meat eaters” is true. 2. “All vegetarians are meat eaters” is doubtful. 3. “Some vegetarians are not meat eaters” is true. 4. “Some vegetarians are not meat eaters” is doubtful. Codes: (A) 1, 2 and 3 (B) 2, 3 and 4 (C) 1, 3 and 4 (D) 1, 2 and 4

Description : If the proposition Vegetarians are not meat eaters is false, then which of the following inferences is correct ? Choose from the codes given below : 1. Some vegetarians are meat eaters is true. 2. All vegetarians are meat eaters is ... , 2 and 3 (B) 2, 3 and 4 (C) 1, 3 and 4 (D) 1, 2 and 4

Last Answer : (A) 1, 2 and 3

A syllogism in which the major premise is a hypothetical proposition, the minor and the conclusion are categorical propositions is a_______. A) Categorical syllogism B) Hypothetical syllogism C) Disjunctive syllogism D) Dilemma.

Description : A syllogism in which the major premise is a hypothetical proposition, the minor and the conclusion are categorical propositions is a_______. A) Categorical syllogism B) Hypothetical syllogism C) Disjunctive syllogism D) Dilemma. 

Last Answer : B) Hypothetical syllogism 

The process by which one proposition is arrived at on the basis of other propositions is called-----------. A) Term B) Concept C) Inference D) Connotation.

Description : The process by which one proposition is arrived at on the basis of other propositions is called-----------. A) Term B) Concept C) Inference D) Connotation.

Last Answer :  C) Inference 

Horn clauses are special kinds of propositions which can be described as (A) Single atomic proposition on left side. (B) Single or multiple atomic proposition on left side. (C) A single atomic proposition on left side and a single atomic proposition on right side. (D) A single atomic proposition on left side or an empty left side.

Description : Horn clauses are special kinds of propositions which can be described as (A) Single atomic proposition on left side. (B) Single or multiple atomic proposition on left side. (C) A single atomic ... proposition on right side. (D) A single atomic proposition on left side or an empty left side.

Last Answer : (D) A single atomic proposition on left side or an empty left side.

There are many incidents of Irony in the chapter. Choose the statement that DOES NOT support Irony in the end. (a) Those who go out of their way to help a poor farmer are suspected to be thieves. (b) Faith is shown to be bordering on arrogance. (c) To have faith is good, but to think that faith entitles a person to make any wish come true betrays a lack of humility and gratitude. (d) The postmaster showed satisfaction for doing a good deed.

Description : There are many incidents of Irony in the chapter. Choose the statement that DOES NOT support Irony in the end. (a) Those who go out of their way to help a poor farmer are suspected to be ... true betrays a lack of humility and gratitude. (d) The postmaster showed satisfaction for doing a good deed.

Last Answer : (d) The postmaster showed satisfaction for doing a good deed.

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 Codes: (A) (a) and (b) (B) (a) and (d) (C) (c) and (d) (D) (a) and (c)

Description : 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 ... (b) (B) (a) and (d) (C) (c) and (d) (D) (a) and (c)

Last Answer : Answer: D

If the statement ‘most of the students are obedient’ is taken to be true, which one of the following pair of statements can be claimed to be true? I. All obedient persons are students. II. All students are obedient. III. Some students are obedient. IV. Some students are not disobedient. Codes : (A) I & II (B) II & III (C) III & IV (D) II & IV

Description : If the statement most of the students are obedient' is taken to be true, which one of the following pair of statements can be claimed to be true? I. All obedient persons are students. II. All students are obedient. III. Some ... Codes : (A) I & II (B) II & III (C) III & IV (D) II & IV

Last Answer : (C) III & IV

By which of the following proposition, the proposition “wise men are hardly afraid of death” is contradicted? (A) Some wise men are afraid of death. (B) All wise men are afraid of death. (C) No wise men is afraid of death. (D) Some wise men are not afraid of death.

Description : By which of the following proposition, the proposition “wise men are hardly afraid of death” is contradicted? (A) Some wise men are afraid of death. (B) All wise men are afraid of death. (C) No wise men is afraid of death. (D) Some wise men are not afraid of death.

Last Answer : (B) All wise men are afraid of death. 

By which of the following proposition, the proposition ‘some men are not honest’ is contradicted? (A) All men are honest. (B) Some men are honest. (C) No men are honest. (D) All of the above.

Description : By which of the following proposition, the proposition ‘some men are not honest’ is contradicted? (A) All men are honest. (B) Some men are honest. (C) No men are honest. (D) All of the above.

Last Answer : (A) All men are honest.

A Cluster of propositions with a structure that exhibits some inference is called (A) An inference (B) An argument (C) An explanation (D) A valid argument

Description : A Cluster of propositions with a structure that exhibits some inference is called (A) An inference (B) An argument (C) An explanation (D) A valid argument

Last Answer : Answer: B

If two standard form 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? (A) Contrary (B) Subcontrary (C) Contradictory (D) Subaltern

Description : If two standard form 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? (A) Contrary (B) Subcontrary (C) Contradictory (D) Subaltern 

Last Answer : (C) Contradictory

Select the code, which is not correct about Venn diagram: (A) Venn diagram represents propositions as well as classes. (B) It can provide clear method of notation. (C) It can be either valid or invalid. (D) It can provide the direct method of testing the validity.

Description : Select the code, which is not correct about Venn diagram: (A) Venn diagram represents propositions as well as classes. (B) It can provide clear method of notation. (C) It can be either valid or invalid. (D) It can provide the direct method of testing the validity.

Last Answer : (C) It can be either valid or invalid. 

If two propositions having the same subject and predicate terms are such that one is the denial of the other, the relationship between them is called (A) Contradictory (B) Contrary (C) Sub-contrary (D) Sub-alternation

Description : If two propositions having the same subject and predicate terms are such that one is the denial of the other, the relationship between them is called (A) Contradictory (B) Contrary (C) Sub-contrary (D) Sub-alternation

Last Answer : (A) Contradictory

Two propositions with the same subject and predicate terms but different in quality are: (A) Contradictory (B) Contrary (C) Subaltern (D) Identical

Description : Two propositions with the same subject and predicate terms but different in quality are: (A) Contradictory (B) Contrary (C) Subaltern (D) Identical

Last Answer : (C) Subaltern

Logical reasoning is based on: (A) Truth of involved propositions (B) Valid relation among the involved propositions (C) Employment of symbolic language (D) Employment of ordinary language

Description : Logical reasoning is based on: (A) Truth of involved propositions (B) Valid relation among the involved propositions (C) Employment of symbolic language (D) Employment of ordinary language

Last Answer : (B) Valid relation among the involved propositions

“E” denotes: (A) Universal Negative Proposition (B) Particular Affirmative Proposition (C) Universal Affirmative Proposition (D) Particular Negative Proposition

Description : “E” denotes: (A) Universal Negative Proposition (B) Particular Affirmative Proposition (C) Universal Affirmative Proposition (D) Particular Negative Proposition

Last Answer : Answer: A Explanation: Classification of Propositions: (a) Universal Affirmative Proposition – A type (b) Universal Negative Proposition – E type (c) Particular Affirmative Proposition – I type (d) Particular Negative Proposition – O type

Copula is that part of proposition which denotes the relationship between: (A) Subject and predicate (B) Known and unknown (C) Major premise and minor premise (D) Subject and object

Description : Copula is that part of proposition which denotes the relationship between: (A) Subject and predicate (B) Known and unknown (C) Major premise and minor premise (D) Subject and object

Last Answer : Answer: A

Given below are some characteristics of logical argument. Select the code which expresses a characteristic which is not of inductive in character. (A) The conclusion is claimed to follow from its premises. (B) The conclusion is based on causal relation. (C) The conclusion conclusively follows from its premises. (D) The conclusion is based on observation and experiment

Description : Given below are some characteristics of logical argument. Select the code which expresses a characteristic which is not of inductive in character. (A) The conclusion is claimed to follow from ... conclusively follows from its premises. (D) The conclusion is based on observation and experiment

Last Answer : (C) The conclusion conclusively follows from its premises. 

Contrary propositions cannot both be ________. A) true B) false C) true and false D) doubtful

Description : Contrary propositions cannot both be ________. A) true B) false C) true and false D) doubtful 

Last Answer : A) true

Let P(m,n) be the statement “m divides n” where the Universe of discourse for both the variables is the set of positive integers. Determine the truth values of the following propositions. (a) ∃m ∀n P(m,n) (b) ∀n P(1,n) (c) ∀m ∀n P(m,n) (A) (a)-True; (b)-True; (c)-False (B) (a)-True; (b)-False; (c)-False (C) (a)-False; (b)-False; (c)-False (D) (a)-True; (b)-True; (c)-True

Description : Let P(m,n) be the statement m divides n where the Universe of discourse for both the variables is the set of positive integers. Determine the truth values of the following propositions. (a) ∃m ∀n P(m,n) (b) ∀n P(1,n) ( ... -False (C) (a)-False; (b)-False; (c)-False (D) (a)-True; (b)-True; (c)-True

Last Answer : Answer: A

If the particular proposition of a subaltern relation is true, the truth-value of the universal proposition is A) true B) false C) both true and false D) doubtful.

Description : If the particular proposition of a subaltern relation is true, the truth-value of the universal proposition is A) true B) false C) both true and false D) doubtful. 

Last Answer : D) doubtful.  

If the particular proposition of a subaltern relation is false its corresponding universal proposition will be_______. A) true B) false C) both true and false D) doubtful.

Description : If the particular proposition of a subaltern relation is false its corresponding universal proposition will be_______. A) true B) false C) both true and false D) doubtful. 

Last Answer : B) false 

A ---------- is either true or false. A) Question B) Command C) Proposition D) Exclamation

Description : A ---------- is either true or false. A) Question B) Command C) Proposition D) Exclamation 

Last Answer : C) Proposition

If the statement 'some men are honest' is false, which among the following statements will be true Choose the correct code given below: (i) All men are honest (ii) No men are honest (iii) Some men are not honest (iv) All men are dishonest Codes: (A) (i), (ii) and (iii) (B) (ii), (iii) and (iv) (C) (i), (iii) and (iv) (D) (ii), (i) and (iv)

Description : If the statement 'some men are honest' is false, which among the following statements will be true Choose the correct code given below: (i) All men are honest (ii) No men are honest (iii) Some men are not honest (iv) All men ... ), (iii) and (iv) (C) (i), (iii) and (iv) (D) (ii), (i) and (iv)

Last Answer : Answer: B

If the statement ‘all students are intelligent’ is true, which of the following statements are false? (i) No students are intelligent. (ii) Some students are intelligent. (iii) Some students are not intelligent. (A) (i) and (ii) (B) (i) and (iii) (C) (ii) and (iii) (D) (i) only

Description : If the statement ‘all students are intelligent’ is true, which of the following statements are false? (i) No students are intelligent. (ii) Some students are intelligent. (iii) Some students are not intelligent. (A) (i) and (ii) (B) (i) and (iii) (C) (ii) and (iii) (D) (i) only

Last Answer : (B) (i) and (iii)

From the given four statements, select the two which cannot be true but yet both can be false. Choose the right pair: (i) All men are mortal (ii) Some men are mortal (iii) No man is mortal (iv) Some men are not mortal (A) (i) and (ii) (B) (iii) and (iv) (C) (i) and (iii) (D) (ii) and (iv)

Description : From the given four statements, select the two which cannot be true but yet both can be false. Choose the right pair: (i) All men are mortal (ii) Some men are mortal (iii) No man is mortal (iv) Some men are not mortal (A) (i) and (ii) (B) (iii) and (iv) (C) (i) and (iii) (D) (ii) and (iv)

Last Answer : Answer: D

How can the poor get ahead if all of the resources on the planet are claimed and fenced off?

Description : How can the poor get ahead if all of the resources on the planet are claimed and fenced off?

Last Answer : 4% of the population owns 98% of the world’s wealth. They can’t.

A child is a back -bencher and is unable to watch the black-board clearly, therefore he stands, see and sit repeatedly. It disturbs the nearby classmates, what inference will you draw with reference to the student's difficulty? Options: A) The child has poor eye-sight B) The child may has defective eyes C) The black-board may has shining effect of light D) None of the above

Description : A child is a back -bencher and is unable to watch the black-board clearly, therefore he stands, see and sit repeatedly. It disturbs the nearby classmates, what inference will you draw with reference to the ... defective eyes C) The black-board may has shining effect of light D) None of the above

Last Answer : A) The child has poor eye-sight 

Suppose your friend has just left the home on scooter along with his son, immediately you hear the news that they met a road accident. What will you do in this case? Options: A) You will mock at him because you have poor relations with him B) You will rush immediately and extend all possible help keeping in mind that this is not the time of personal enmity C) You will leave the place immediately so that nobody can blame you later on D) You will visit them next day and give an impression that you knew it just now from neighbourhood

Description : Suppose your friend has just left the home on scooter along with his son, immediately you hear the news that they met a road accident. What will you do in this case? Options: A) You will mock ... D) You will visit them next day and give an impression that you knew it just now from neighbourhood

Last Answer : B) You will rush immediately and extend all possible help keeping in mind that this is not the time of personal enmity

The phrase 'tragedy of commons’ is in the context of (A) tragic event related to damage caused by release of poisonous gases. (B) tragic conditions of poor people. (C) degradation of renewable free access resources (D) climate change

Description : The phrase 'tragedy of commons’ is in the context of (A) tragic event related to damage caused by release of poisonous gases. (B) tragic conditions of poor people. (C) degradation of renewable free access resources (D) climate change

Last Answer : (C) degradation of renewable free access resources

Determine the nature of the following definition: ‘Poor’ means having an annual income of Rs.10,000. (A) persuasive (B) precising (C) lexical (D) stipulative

Description : Determine the nature of the following definition: ‘Poor’ means having an annual income of Rs.10,000. (A) persuasive (B) precising (C) lexical (D) stipulative

Last Answer : (B) precising

In web search, finding a large number of documents with very little relevant information is termed: (A) poor recall (B) web crawl (C) poor precision rate (D) poor web response

Description : In web search, finding a large number of documents with very little relevant information is termed: (A) poor recall (B) web crawl (C) poor precision rate (D) poor web response 

Last Answer : (A) poor recall

Select the code which states the condition of an invalid deductive argument : (A) All the premises are true but the conclusion is false. (B) Some of the premises are true but the conclusion is false. (C) All the premises are false and the conclusion is also false. (D) All the premises are true and the conclusion is also true.

Description : Select the code which states the condition of an invalid deductive argument : (A) All the premises are true but the conclusion is false. (B) Some of the premises are true but the conclusion is false. ... the conclusion is also false. (D) All the premises are true and the conclusion is also true.

Last Answer : (A) All the premises are true but the conclusion is false. 

Which of the following statements are true? Choose from the codes given below. 1. Some arguments, while not completely valid, are almost valid. 2. A sound argument may be invalid. 3. A cogent argument may have a probably false conclusion. 4. A statement may be true or false. Codes: (A) 1 and 2 (B) 1, 3 and 4 (C) 4 alone (D) 3 and 4

Description : Which of the following statements are true? Choose from the codes given below. 1. Some arguments, while not completely valid, are almost valid. 2. A sound argument may be invalid. 3. A cogent argument may have a probably false ... Codes: (A) 1 and 2 (B) 1, 3 and 4 (C) 4 alone (D) 3 and 4

Last Answer : (D) 3 and 4

Assertion (A): Learning is a life long process. Reason (R): Learning to be useful must be linked with life processes. Choose the correct Answer from the following code (A) Both (A) and (R) are true and (R) is the correct explanation of (A). (B) Both (A) and (R) are true, but (R) is not the correct explanation of (A). (C) (A) is true, but (R) is false (D) (A) is false, but (R) is true.

Description : Assertion (A): Learning is a life long process. Reason (R): Learning to be useful must be linked with life processes. Choose the correct Answer from the following code (A) Both (A) and (R) are true and (R) is the correct ... (C) (A) is true, but (R) is false (D) (A) is false, but (R) is true.

Last Answer : Answer: B

Assertion (A): Formative evaluation tends to accelerate the pace of learning. Reason (R): As against summative evaluation, formative evaluation is highly reliable. Choose the correct Answer from the following code (A) Both (A) and (R) are true and (R) is the correct explanation of (A). (B) Both (A) and (R) are true, but (R) is not the correct explanation of (A). (C) (A) is true, but (R) is false. (D) (A) is false, but (R) is true

Description : Assertion (A): Formative evaluation tends to accelerate the pace of learning. Reason (R): As against summative evaluation, formative evaluation is highly reliable. Choose the correct Answer from the following code (A) Both (A) and ... ) is true, but (R) is false. (D) (A) is false, but (R) is true

Last Answer : Answer: C 

Assertion (A): Sustainable development critical to well-being of human society. Reason (R): Environmentally sound policies do not harm the environment or deplete the natural resources. Choose the correct code: (A) Both (A) and (R) are correct and (R) is the correct explanation of (A). (B) Both (A) and (R) are correct, but (R) is not the correct explanation of (A). (C) (A) is true and (R) is true (D) (A) is false and (R) is true

Description : Assertion (A): Sustainable development critical to well-being of human society. Reason (R): Environmentally sound policies do not harm the environment or deplete the natural resources. Choose the correct code: (A) Both (A) and ( ... C) (A) is true and (R) is true (D) (A) is false and (R) is true

Last Answer : (B) Both (A) and (R) are correct, but (R) is not the correct explanation of (A).

Assertion (A): Teaching aids have to be considered as effective supplements to instruction. Reason (R): They keep the students in good humour. Choose the correct answer from the codes given below : Codes : (A) Both (A) and (R) are true and (R) is the correct explanation of (A). (B) Both (A) and (R) are true, but (R) is not the correct explanation of (A). (C) (A) is true, but (R) is false. (D) (A) is false, but (R) is true.

Description : Assertion (A): Teaching aids have to be considered as effective supplements to instruction. Reason (R): They keep the students in good humour. Choose the correct answer from the codes given below : Codes : (A) Both (A ... ) is true, but (R) is false. (D) (A) is false, but (R) is true.

Last Answer : Answer: B