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Discrete Mathematics MCQs
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Discrete Mathematics MCQs
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25 Questions

1. If a and b are two positive numbers that are less than one, then the maximum value of Floor(a+b) and Ceil(a+b) is?
2. Mathematics can be broadly categorized into how many types?
3. Which of the following is a subset of set {1, 2, 3, 4}?
4. Which statement is incorrect if X and Y are the two non-empty relations on the set S.
5. Which case does not exist in complexity theory?
6. Power set of empty or Null set has exactly _________ subset.
7. XY = YX is a true or false statement if the order of A matrix and B matrix is the same.
8. If x is a set and the set contains an integer which is neither positive nor negative then the set x is ____________.
9. Which of the following matrix having only one column and multiple rows?
10. What is Ceil function?
11. Which option contains two equal sets?
12. The difference of {1, 2, 3, 6, 8} and {1, 2, 5, 6} is the set ____________
13. The use of Boolean algebra is ____________.
14. The number of reflexive closure of the relation {(0,1), (1,1), (1,3), (2,1), (2,2), (3,0)} on the set {0, 1, 2, 3} is________.
15. If X = {2, 8, 12, 15, 16} and Y= {8, 16, 15, 18, 9} then union of X and Y is___________.
16. The cardinality of the Power set of the set {1, 5, 6} is______________.
17. The intersection of the sets {1, 2, 8, 9, 10, 5} and {1, 2, 6, 10, 12, 15} is the set _____________
18. The members of the set S = {x | x is the square of an integer and x < 100} is ________________
19. Which of the following condition is correct if we want to add two matrices?
20. What is the output of X (Ex-or) Y, if the bits of X is 001101 and the bits of Y is 100110?
21. How many injections are defined from set A to set B if set A has 4 elements and set B has 5 elements?
22. What is the value of Floor(8.4) + Ceil(9.9)?
23. Which of the following matrix having only one row and multiple columns?
24. Let the players who play cricket be 12, the ones who play football 10, those who play only cricket are 6, then the number of players who play only football are ___________, assuming there is a total of 16 players.
25. Which of the following function is also referred to as an injective function?

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