Q. A prepostition that is false under all circumstances is referred to as a ….
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Correct Answer: (B)
Contradiction
Discrete Structure (DS) MCQs | Page - 4
Dear candidates you will find MCQ questions of Discrete Structure (DS) here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.
Q. p→q is logically equivalent to ~p V q according to…
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Correct Answer: (B)
Implication law
Q. A logical expression which consist of a product of elementary sum is caleed…..
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Correct Answer: (B)
Conjunctive normal form
Q. A logical expression which consist of a sum of product is caleed…..
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Correct Answer: (A)
Disjunctive normal form
Q. An assertion that contains one or more variable is called a….
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Correct Answer: (C)
Predicates
Q. Determine the validity of argument given: s1: If I like mathematics then I will study. S2: Either I will study or I will fail. S: If I fail then I do not mlike mathematics.
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Correct Answer: (B)
Invalid
Q. Determine the validity of the argument s1: If I stay up late at night , then I will be tired in the morning. S2: I stayed up last last night s: I am tired this morning.
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Correct Answer: (A)
Valid
Q. An argument is valid if, whenever the conclusion is true, thenthe premises are also true.
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Correct Answer: (B)
FALSE
Q. De Morgan's laaws are two examplesof rules of inference
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Correct Answer: (B)
FALSE
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