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# MA6566 Discrete Mathematics Question Bank

## Sample MA6566 Discrete Mathematics Question Bank:

PART A 2 Marks MA6566 Discrete Mathematics Question Bank

1. Define conjunction and draw a truth table for it.

2. Define disjunction and draw a truth table for it.

3. Define disjunction and draw a truth table for it.

4. Give the truth table for conditional statement.

5. Write the truth table for bi-conditional statement.

6. Define a tautology.

7. Define a contradiction. MA6566 Discrete Mathematics Question Bank

8. Define functionally complete set of connectives

9. State De Morgan laws.

10. Negate and simplify the statement ( p q)  r

11. State the truth value of “ If tigers have wings then the earth travels round the sun”.

12. Write the negation of the following preposition: “To enter into the country you need a passport or a voter registration card”.

### PART B 16 Marks MA6566 Discrete Mathematics Question Bank

20) a)All educated persons are well behaved.
b) Ram is educated.
c)No well behaved person is quarrelsome,
d) Therefore Ram is not quarrelsome”.

21) a)If Abraham works hard then either Bob or Caroline will enjoy themselves.
b) If Bob enjoys himself then Abraham will not work hard.
c)If Daryl enjoys himself the Caroline will not. S.T “ If Abraham works hard, then Daryl will not enjoy himself ”
d) It is not sunny this afternoon and it is colder than yesterday
e) we will go swimming only if it is sunny
f) If we do not go swimming then we will take a canoe trip and
g) if we take a canoe trip, then we will be home by sunset” lead to the conclusion “ we will be home by sunset” MA6566 Discrete Mathematics Question Bank

 Subject Name Discrete Mathematics Subject code MA6566 Regulation 2013