1. Which one is not set operation?

a. Set difference b.
Union c. Intersection d. Proper subset

2. Which is the intersection of set A={a,e,i,o,u} and
B={a,b,c,d,e}?

a. {a,e} b.
{a} c. {b} d. {c}

3. What is
the formula for Power set (A), if A has n number of elements?

a. 2n

**b. 2**c. 2n-1 d. 2^{n}^{n-1}
4. Which is not the property of Binary
relation?

a. Reflexive b.
Symmetric

**c. Identity**d. Transitive
5. How many
words can be formed for the word “DISCRETE”?

**a. 20160**b. 40320 c. 5040 d. None

6. If n is number of holes and m
is number of pigeon, then which condition has to be followed by Pigeon-hole
principle?

a. n>m

**b. n** c. n=m d.
n=
7. DeMorgan Law is

a. (a’+b’)=(ab)’ b. (a’b’)=(a+b)’

**c. both**d. none
8. Which symbol is known as
Universal Quantifier?

**a. ∀**b. ∃ c. ∆ d. ∁

9. Which symbol is known as
existential quantifier?

a. ∀

**b. ∃**c. ∆ d. ∁
10. P->Q is equivalent to

**a. ~P⋁**

**Q**b. ~P⋀Q c. P⋁~Q d. P⋀~Q

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