Home / Engineering / Discrete Structure (DS) MCQs / Page 1

# Discrete Structure (DS) MCQs | Page - 1

Dear candidates you will find MCQ questions of Discrete Structure (DS) here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.

(A) 1
(B) 2
(C) 3
(D) 4

## `Q. 2) Let A={2,{4,5},4} Which statement is correct?`

(A) 5 is an element of A.
(B) {5} is an element of A.
(C) {4, 5} is an element of A.
(D) {5} is a subset of A.

## `Q. 3) Which of these sets is finite?`

(A) {x | x is even}
(B) ) {1, 2, 3,...}
(C) {1, 2, 3,...,999,1000}
(D) none

## `Q. 4) Which of these sets is not a null set?`

(A) A = {x | 6x = 24 and 3x = 1}
(B) B = {x | x + 10 = 10}
(C) C = {x | x is a man older than 200 years}
(D) D = {x | x < x}

(A) 3
(B) 6
(C) 8
(D) 4

## `Q. 6) . Which set S does the power set 2S = {Ф,{1}, {2}, {3}, {1, 2}, {1, 3}, {2, 3}, {1, 2, 3}} come from?`

(A) {{1},{2},{3}}
(B) {1, 2, 3}
(C) {{1, 2}, {2, 3}, {1, 3}}
(D) {{1, 2, 3}}

## `Q. 7) Let A = {x, y, z}, B = {v, w, x}. Which of the following statements is correct?`

(A) A U B ={v, w, x, y, z}
(B) A U B = {v, w, y, z}
(C) A U B = {v, w, x, y}
(D) A U B ={x, w, x, y, z}

## `Q. 8) which sets are equal ? 1.{r,s,t} 2.{s,s,t,r} 3.{t,r,t,s}`

(A) 1 and 2
(B) 2 and 3
(C) 1 and 3
(D) all are equal

## `Q. 9) A U A=A according to …….law`

(A) Associative law
(B) commutative law
(C) Indempotent law
(D) distributive law

## `Q. 10) In any application of the theory of sets, the members of all the sets belongs to …… set`

(A) union
(B) intersection
(C) universal
(D) cardinal

Download our easy to use, user friendly Android App from Play Store. And learn MCQs with one click.