The phrase "if and only if" is used to express……………………………………………………….
A) sufficient condition
B) both sufficient and necessary condition
C) necessary condition
D) no condition
Correct Answer:
Verified
Q4: The two component statements of conjunction are
Q5: The two component statements of disjunction are
Q6: When two statements are combined by using
Q7: Bi-conditional statement is also called ………………….
A)implication
B)logical equivalence
C)material
Q8: Conditional statement is also called………………………………….
A)implication
B)material equivalence
C)logical equivalence
D)conjunction
Q10: A compound proposition whose truth-value is completely
Q11: ………………………….. Symbol is used for conjunction
A)The dot
Q12: ………………………….. Symbol is used for weak disjunction
A)the
Q13: ………………………….. Symbol is used for negation
A)the horse
Q14: …………………………..Symbol is used for bi -conditional
A)the tilde
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