
REVIEWER 11 Logic in general mathematics
Quiz by JONALD ROSARIO
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20 questions
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- Q1What is the logical term for a statement that is always true, regardless of the truth values of its components?DisjunctionNegationTautologyContradiction30s
- Q2Which of the following represents the logical AND operator?¬∧→∨30s
- Q3In a truth table, what is the output of an AND operation when one input is false?TrueFalseUndefinedAlways True30s
- Q4What is the logical negation of the statement 'It is raining'?It is sunnyIt is cloudyIt is rainingIt is not raining30s
- Q5Which of the following is an example of a disjunction?A and BNot AIf A then BA or B30s
- Q6What does the logical implication 'A → B' mean?B is true if A is trueA is true and B is trueIf A is true, then B is also trueA is false or B is true30s
- Q7What is the result of the logical expression 'True AND False'?FalseTrue OR FalseUndefinedTrue30s
- Q8In propositional logic, what is a contradiction?A statement that can be true or falseA statement that is always falseA statement that is always trueA statement that is sometimes true30s
- Q9What is the result of the logical expression 'Not (True OR False)'?TrueTrue OR TrueFalseUndefined30s
- Q10What is the truth value of the statement 'A AND (B OR C)' if A is false, B is true, and C is false?True AND TrueUndefinedFalseTrue30s
- Q11Which of the following statements is an example of a tautology in logic?P and not PP or not PP implies Qnot (P and Q)30s
- Q12What is the logical negation of the statement 'All cats are black'?Not all cats are blackNo cats are blackSome cats are blackAll cats are not black30s
- Q13In a logical conditional statement, what does the term 'hypothesis' refer to?The 'if' part of the statementThe 'then' part of the statementThe contradictionThe conclusion30s
- Q14Which of the following is an example of a deductive reasoning statement?It's raining; I should take an umbrella.If it is red, it might be an apple.The sun rises in the east; therefore, it will rise tomorrow.All humans are mortal; Socrates is a human; therefore, Socrates is mortal.30s
- Q15What is the result of the logical operation 'P and not P'?TrueSometimes trueUndeterminedFalse30s