A deductive argument is invalid if: (A) Its premises and conclusions are all true (B) Its premises and conclusions are all false (C) Its premises are true but its conclusion is false (D) Its premises are false but its conclusion is true

A deductive argument is invalid if: (A) Its premises and conclusions are all true (B) Its premises and conclusions are all false (C) Its premises are true but its conclusion is false (D) Its premises are false but its conclusion is true
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Answer :

(C) Its premises are true but its conclusion is false
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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. 

Given below are some characteristics of reasoning. Select the code that states a characteristic which is not of deductive reasoning: (A) The conclusion must be based on observation and experiment (B) The conclusion should be supported by the premise/premises (C) The conclusion must follow from the premise/premises necessarily (D) The argument may be valid or invalid

Description : Given below are some characteristics of reasoning. Select the code that states a characteristic which is not of deductive reasoning: (A) The conclusion must be based on observation and experiment ( ... must follow from the premise/premises necessarily (D) The argument may be valid or invalid

Last Answer : (A) The conclusion must be based on observation and experiment

Which one among the following is not a characteristic of a deductive type of argument ? (A) The conclusion follows from the premise/premises necessarily. (B) The argument admits degree of complexity. (C) The argument provides us knowledge about matters of fact. (D) The argument must be either valid or invalid.

Description : Which one among the following is not a characteristic of a deductive type of argument ? (A) The conclusion follows from the premise/premises necessarily. (B) The argument admits degree of complexity. ( ... provides us knowledge about matters of fact. (D) The argument must be either valid or invalid.

Last Answer : (C) The argument provides us knowledge about matters of fact.

A deductive argument is sound if and only if it is A) valid and all its premises are true B) invalid and all its premises are true C) is valid and one of the premise is false D) is valid and its conclusion is false.

Description : A deductive argument is sound if and only if it is A) valid and all its premises are true B) invalid and all its premises are true C) is valid and one of the premise is false D) is valid and its conclusion is false. 

Last Answer : A) valid and all its premises are true 

If it is possible for the premises of a deductive argument to be true and its conclusion to be false, that argument is A) Valid B) Invalid C) Indescribable D) Sound.

Description : If it is possible for the premises of a deductive argument to be true and its conclusion to be false, that argument is A) Valid B) Invalid C) Indescribable D) Sound.  

Last Answer : B) Invalid

A deductive argument can not be valid : (A) If its premise / premises is/are true and its conclusion is true. (B) If its premise / premises is /are true and its conclusion is false. (C) If its premise / premises is/are false and its conclusion is false. (D) If its premise / premises is / are false and its conclusion is true.

Description : A deductive argument can not be valid : (A) If its premise / premises is/are true and its conclusion is true. (B) If its premise / premises is /are true and its conclusion is false. (C) If ... conclusion is false. (D) If its premise / premises is / are false and its conclusion is true.

Last Answer : (B) If its premise / premises is /are true and its conclusion is false

Select the code, which is not correct in the context of deductive argument with two premises: (A) An argument with one true premise, one false premise and a false conclusion may be valid. (B) An argument with two true premises and a false conclusion may be valid. (C) An argument with one true premise, one false premise and a true conclusion may be valid. (D) An argument with two false premises and a false conclusion may be valid.

Description : Select the code, which is not correct in the context of deductive argument with two premises: (A) An argument with one true premise, one false premise and a false conclusion may be valid. (B) An argument ... may be valid. (D) An argument with two false premises and a false conclusion may be valid. 

Last Answer : (B) An argument with two true premises and a false conclusion may be valid. 

Choose the right code: A deductive argument claims that: I. The conclusion does not claim something more than that which is contained in the premises. II. The conclusion is supported by the premise/premises conclusively. III. If the conclusion is false, then premise/premises may be either true or false. IV. If premise/combination of premises is true, then conclusion must be true. Codes : (A) I and II (B) I and III (C) II and III (D) All the above

Description : Choose the right code: A deductive argument claims that: I. The conclusion does not claim something more than that which is contained in the premises. II. The conclusion is supported by the premise/premises conclusively. III. If ... (A) I and II (B) I and III (C) II and III (D) All the above

Last Answer : Answer: A

A deductive argument is valid if: (A) premises are false and conclusion true (B) premises are false and conclusion is also false (C) premises are true and conclusion is false (D) premises are true and conclusion is true

Description : A deductive argument is valid if: (A) premises are false and conclusion true (B) premises are false and conclusion is also false (C) premises are true and conclusion is false (D) premises are true and conclusion is true

Last Answer : (D) premises are true and conclusion is true

When the conclusion of an argument follows from its premise/premises conclusively, the argument is called (A) Circular argument (B) Inductive argument (C) Deductive argument (D) Analogical argument

Description : When the conclusion of an argument follows from its premise/premises conclusively, the argument is called (A) Circular argument (B) Inductive argument (C) Deductive argument (D) Analogical argument

Last Answer : (C) Deductive argument

The premises of a valid deductive argument: (A) Provide some evidence for its conclusion (B) Provide no evidence for its conclusion (C) Are irrelevant for its conclusion (D) Provide conclusive evidence for its conclusion

Description : The premises of a valid deductive argument: (A) Provide some evidence for its conclusion (B) Provide no evidence for its conclusion (C) Are irrelevant for its conclusion (D) Provide conclusive evidence for its conclusion

Last Answer : (D) Provide conclusive evidence for its conclusion

In a deductive argument conclusion is: (A) Summing up of the premises (B) Not necessarily based on premises (C) Entailed by the premises (D) Additional to the premises

Description : In a deductive argument conclusion is: (A) Summing up of the premises (B) Not necessarily based on premises (C) Entailed by the premises (D) Additional to the premises

Last Answer : (C) Entailed by the premises

The falsehood of a valid deductive argument’s conclusion guarantees that A) the argument is sound B) atleast one of the premise is false C) premises are true D) the validity is uncertain.

Description : The falsehood of a valid deductive argument’s conclusion guarantees that A) the argument is sound B) atleast one of the premise is false C) premises are true D) the validity is uncertain. 

Last Answer : B) atleast one of the premise 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

Given below are two premises and four conclusions drawn from those premises. Select the code that expresses conclusion drawn validly from the premises (separately or jointly). Premises: (a) All dogs are mammals. (b) No cats are dogs. Conclusions: (i) No cats are mammals (ii) Some cats are mammals. (iii) No Dogs are cats (iv) No dogs are non-mammals. Codes: (A) (i) only (B) (i) and (ii) (C) (iii) and (iv) (D) (ii) and (iii)

Description : Given below are two premises and four conclusions drawn from those premises. Select the code that expresses conclusion drawn validly from the premises (separately or jointly). Premises: (a) All dogs are mammals. (b) No cats are ... ) (i) and (ii) (C) (iii) and (iv) (D) (ii) and (iii)

Last Answer : Answer: C

The relationship between premises and conclusion in a deductive argument is--. A) Cause-Effect B) Analytic-Synthetic C) A priori-A posterior D) Implication-Entailment.

Description : The relationship between premises and conclusion in a deductive argument is--. A) Cause-Effect B) Analytic-Synthetic C) A priori-A posterior D) Implication-Entailment. 

Last Answer : D) Implication-Entailment. 

The premises provide conclusive grounds for the conclusion in ----------- argument. A) Inductive B) Deductive C) Fallacious D) Intuitive

Description : The premises provide conclusive grounds for the conclusion in ----------- argument. A) Inductive B) Deductive C) Fallacious D) Intuitive

Last Answer : B) Deductive

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. 

Select the code which is not correct : An analogical argument is strengthened by (A) increasing the number of entities. (B) increasing the number of similar respects. (C) reducing the claim made earlier stronger. (D) making the conclusion stronger when premises remain unchanged.

Description : Select the code which is not correct :  An analogical argument is strengthened by (A) increasing the number of entities. (B) increasing the number of similar respects. (C) reducing the claim made earlier stronger. (D) making the conclusion stronger when premises remain unchanged.

Last Answer : (D) making the conclusion stronger when premises remain unchanged. 

Can a valid deductive argument have a false conclusion?

Description : Can a valid deductive argument have a false conclusion?

Last Answer : Feel Free to Answer

Which of the following statements are false ? Choose from the code given below : 1. Inductive arguments always proceed from the particular to the general. 2. A cogent argument must be inductively strong. 3. A valid argument may have a false premise and a false conclusion. 4. An argument may legitimately be spoken of as ‘true’ or ‘false’. Code : (A) 2, 3 and 4 (B) 1 and 3 (C) 2 and 4 (D) 1 and 2

Description : Which of the following statements are false ? Choose from the code given below : 1. Inductive arguments always proceed from the particular to the general. 2. A cogent argument must be inductively strong. 3. A valid argument may have a ... (A) 2, 3 and 4 (B) 1 and 3 (C) 2 and 4 (D) 1 and 2

Last Answer : (C) 2 and 4

A valid deductive argument with true premises is called a ------ argument. A) sound B) unsound C) fallacious D) dilemma.

Description : A valid deductive argument with true premises is called a ------ argument. A) sound B) unsound C) fallacious D) dilemma.  

Last Answer : A) sound 

Which form of reasoning is the process of drawing a specific conclusion from a set of premises? a. Rationalism b. Deductive Reasoning c. Inductive Reasoning d. Probabilistic

Description : Which form of reasoning is the process of drawing a specific conclusion from a set of premises? a. Rationalism b. Deductive Reasoning c. Inductive Reasoning d. Probabilistic

Last Answer : b. Deductive Reasoning

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

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

Last Answer : Answer: B

Deductive reasoning proceeds from (A) general to particular (B) particular to general (C) one general conclusion to another general conclusion (D) one particular conclusion to another particular conclusion

Description : Deductive reasoning proceeds from (A) general to particular (B) particular to general (C) one general conclusion to another general conclusion (D) one particular conclusion to another particular conclusion

Last Answer : (A) general to particular

The core elements of dissertation are (A) Introduction; Data Collection; Data Analysis; Conclusions and Recommendations (B) Executive Summary; Literature review; Data gathered; Conclusions; Bibliography (C) Research Plan; Research Data; Analysis; References (D) Introduction; Literature Review; Research Methodology; Results; Discussion and Conclusion

Description : The core elements of dissertation are (A) Introduction; Data Collection; Data Analysis; Conclusions and Recommendations (B) Executive Summary; Literature review; Data gathered; Conclusions; ... ; References (D) Introduction; Literature Review; Research Methodology; Results; Discussion and Conclusion

Last Answer : A

"lf a large diamond is cut up into little bits, it will lose its value just as an army is divided up into small units of soldiers, it loses its strength." The argument put above may be called as (A) Analogical (B) Deductive (C) Statistical (D) Casual

Description : "lf a large diamond is cut up into little bits, it will lose its value just as an army is divided up into small units of soldiers, it loses its strength." The argument put above may be called as (A) Analogical (B) Deductive (C) Statistical (D) Casual

Last Answer : (A) Analogical

Consider the following statement and select the correct code stating the nature of the argument involved in it: To suppose that the earth is the only populated world in the infinite space is as absurd as to assert that in an entire field of millet only one grain will grow. (A) Astronomical (B) Anthropological (C) Deductive (D) Analogical

Description : Consider the following statement and select the correct code stating the nature of the argument involved in it: To suppose that the earth is the only populated world in the infinite space is as absurd ... only one grain will grow. (A) Astronomical (B) Anthropological (C) Deductive (D) Analogical

Last Answer : (D) Analogical

Consider the argument given below: ‘Pre - employment testing of teachers is quite fair because doctors, architects and engineers who are now employed had to face such a testing.’ What type of argument it is? (A) Deductive (B) Analogical (C) Psychological (D) Biological

Description : Consider the argument given below: ‘Pre - employment testing of teachers is quite fair because doctors, architects and engineers who are now employed had to face such a testing.’ What type of argument it is? (A) Deductive (B) Analogical (C) Psychological (D) Biological

Last Answer : Answer: B

“A man ought no more to value himself for being wiser than a woman if he owes his advantage to a better education, than he ought to boast of his courage for beating a man when his hands were tied.” The above passage is an instance of (A) Deductive argument (B) Hypothetical argument (C) Analogical argument (D) Factual argument

Description : A man ought no more to value himself for being wiser than a woman if he owes his advantage to a better education, than he ought to boast of his courage for beating a man when his hands ... an instance of (A) Deductive argument (B) Hypothetical argument (C) Analogical argument (D) Factual argument

Last Answer : (C) Analogical argument

Saturn and Mars are planets like the earth. They borrow light from the Sun and moves around the Sun as the Earth does. So those planets are inhabited by various orders of creatures as the earth is. What type of argument is contained in the above passage ? (A) Deductive (B) Astrological (C) Analogical (D) Mathematical

Description : Saturn and Mars are planets like the earth. They borrow light from the Sun and moves around the Sun as the Earth does. So those planets are inhabited by various orders of creatures as the earth is ... is contained in the above passage ? (A) Deductive (B) Astrological (C) Analogical (D) Mathematical

Last Answer : (C) Analogical 

Deductive argument involves (A) sufficient evidence (B) critical thinking (C) seeing logical relations (D) repeated observation

Description : Deductive argument involves (A) sufficient evidence (B) critical thinking (C) seeing logical relations (D) repeated observation

Last Answer : (C) seeing logical relations

An analogical argument is strengthened by (A) making the claim bolder while its premises remain unchanged. (B) reducing the claim made on the basis of the premises affirmed. (C) remaining the claim unchanged while the evidence in its support is found to exhibit greater frailty. (D) None of the above.

Description : An analogical argument is strengthened by (A) making the claim bolder while its premises remain unchanged. (B) reducing the claim made on the basis of the premises affirmed. (C) remaining the claim unchanged ... the evidence in its support is found to exhibit greater frailty. (D) None of the above.

Last Answer : (B) reducing the claim made on the basis of the premises affirmed.

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

determine whether it is argument or not argument Write the premises and conclusion separately?

Description : determine whether it is argument or not argument Write the premises and conclusion separately?

Last Answer : 1) economics should never have sought to divorce itself from the other social sciences and can advance only in conjunction with them.2) ... speculation 3) Economists are all too often preoccupied with petty mathematical problems of interest only to themselves .?

Both premises and conclusion of an argument are _______. A) Commands B) Propositions C) Exclamations D) Questions.

Description : Both premises and conclusion of an argument are _______. A) Commands B) Propositions C) Exclamations  D) Questions.  

Last Answer : B) Propositions 

The claim of an inductive argument is that premises provide---------- for the conclusion. A) invalidity B) absolute evidence C) no evidence D) some evidence

Description : The claim of an inductive argument is that premises provide---------- for the conclusion. A) invalidity B) absolute evidence C) no evidence D) some evidence 

Last Answer : D) some evidence 

Propositions which supports the conclusion of an argument are called A) Inferences B) Premises C) Terms D) Concepts.

Description : Propositions which supports the conclusion of an argument are called  A) Inferences B) Premises C) Terms D) Concepts.

Last Answer : B) Premises 

All Indians are hardworking All Keralites are Indians Therefore, All Keralites are hardworking The above argument is A) Invalid B) False C) Valid D) True

Description : All Indians are hardworking All Keralites are Indians Therefore, All Keralites are hardworking The above argument is A) Invalid B) False C) Valid D) True 

Last Answer : C) Valid 

Two statements I and II given below are followed by two conclusions (a) and (b). Supposing the statements are true, which of the following conclusions can logically follow? Statements : I. Some flowers are red. II. Some flowers are blue. Conclusions : (a) Some flowers are neither red nor blue. (b) Some flowers are both red and blue. (A) Only (a) follows. (B) Only (b) follows. (C) Both (a) and (b) follow. (D) Neither (a) nor (b) follows.

Description : Two statements I and II given below are followed by two conclusions (a) and (b). Supposing the statements are true, which of the following conclusions can logically follow? Statements : I. Some flowers are red. II. Some ... ) follows. (C) Both (a) and (b) follow. (D) Neither (a) nor (b) follows.

Last Answer : (D) Neither (a) nor (b) follows.

For advancing knowledge, the latest strategy used by mankind is (A) consulting an authority (B) deductive reasoning (C) scientific thinking (D) inductive reasonin

Description : For advancing knowledge, the latest strategy used by mankind is (A) consulting an authority (B) deductive reasoning (C) scientific thinking (D) inductive reasoning

Last Answer : (C) scientific thinking

If we want to seek new knowledge of facts about the world, we must rely on reason of the type: (A) Physiological (B) Inductive (C) Deductive (D) Demonstrative

Description : If we want to seek new knowledge of facts about the world, we must rely on reason of the type: (A) Physiological (B) Inductive (C) Deductive (D) Demonstrative

Last Answer : (B) Inductive

A reasoning where we start with certain particular statements and conclude with a universal statement is called (A) Deductive Reasoning (B) Inductive Reasoning (C) Abnormal Reasoning (D) Transcendental Reasoning

Description : A reasoning where we start with certain particular statements and conclude with a universal statement is called (A) Deductive Reasoning (B) Inductive Reasoning (C) Abnormal Reasoning (D) Transcendental Reasoning

Last Answer : (D) Transcendental Reasoning

Syllogistic reasoning is: (A) Deductive (B) Inductive (C) Experimental (D) Hypothetical

Description : Syllogistic reasoning is: (A) Deductive (B) Inductive (C) Experimental (D) Hypothetical

Last Answer : (A) Deductive

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. 

Which of the codes given below contains only the correct statements? Select the code: Statements: (a) Venn diagram represents the arguments graphically. (b) Venn diagram can enhance our understanding. (c) Venn diagram may be called valid or invalid. (d) Venn diagram is clear method of notation. Codes: (A) (a), (c) and (d) (B) (a), (b) and (c) (C) (a), (b) and (d) (D) (b), (c) and (d)

Description : Which of the codes given below contains only the correct statements? Select the code: Statements: (a) Venn diagram represents the arguments graphically. (b) Venn diagram can enhance our understanding. (c) Venn diagram may be called valid or ... and (c) (C) (a), (b) and (d) (D) (b), (c) and (d)

Last Answer : Answer: C 

Which one of the following supports “reasoning moves from general to specific situation or conclusion”? a. Scientific reasoning b. Deductive reasoning c. Inductive reasoning d. None of the above

Description : Which one of the following supports “reasoning moves from general to specific situation or conclusion”? a. Scientific reasoning b. Deductive reasoning c. Inductive reasoning d. None of the above

Last Answer : b. Deductive reasoning