ECAT Pre Engineering Entry Test With Answers

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ECAT Pre Engineering Entry Test

Sr. # Questions Answers Choice
1
2 A set having only one element is called An empty set Universal set A singleton set A power set
3 Which of the following sets is finite The set of natural numbers between 3 and 10 The set of rational numbers between 3 and 10 The set of real numbers between 0 and 1 The set of rational numbers between 0 and 1
4 Which of the following sets in infinite The set of students of your class The set of all schools in Pakistan The set of natural numbers between 3 and 10 The set of rational numbers between 3 and 10
5 A - B = ______
6 The sets {1, 2, 4} and {4, 6, 8, 10} are Equal sets Equivalent sets Disjoint sets Over lapping sets
7 A finite set An infinite set An empty set None of these
8 An empty set Universal set A singleton set None of these
9 A is proper subset of B A is an improper subset of B A is equivalent to B B is subset of A
10 An empty set Universal set A singleton set None of these
11 A = B if A is equivalent to B
12 {1, 2, 3} is _____ an infinite set A finite set A singleton set Universal set
13 The set of rational numbers is subset of The set of natural numbers The set of real numbers The set of integers The set of whole numbers
14 The set of real numbers is a subset of The set of natural numbers The set of rational numbers The set of integers The set of complex numbers
15 The set of integers is a subset of The set of natural numbers The set of whole numbers The set of prime numbers The set of rational numbers
16 The set of whole numbers is subset of The set on integers The set of natural numbers {1, 3, 5, 7, ....} The set of prime numbers
17 The set of natural numbers is a subset of {1, 2, 3, .... 100} The set of whole numbers {2, 4, 6, 8, .....} None of these
18 Let A and B be two sets. If every element of A is also an element of B then
19 Evert element of A is in B Every element of B is in A Every element of A is in B' Every element of A is in A
20 Natural numbers Whole numbers Integers Rational numbers
21 {1, 2, 3, 4,.....} is set of ______ Natural numbers Whole numbers Integers Rational numbers
22 The number of different ways of describing a set is One Two Three Four
23 Name the property used in 4.1 + (-4.1) = 0 Additive inverse Multiplication inverse Additive identity Multiplication identity
24 Name the property used in 100 + 0 = 100 Additive inverse Multiplicative inverse Additive identity Multiplicative identity
25 Name the property used in 4 x (5 x 8) = ( 4 x 5) x 8 Associative property of addition Associative property of multiplication Additive identity Multiplicative identity
26 Associative property of addition Associative property of multiplication Commutative property of addition Commutative property of multiplication
27 Associative property of addition Commutative property of addition Distributive property Additive identity
28 Name the property used in 4 + 9 = 9 + 4 Associative property of addition Commutative property of addition Distributive property Additive identity
29 Which of the following sets has closure property w.r.t. addition { 0 } { 1 } { 0, -1} { 1, -1}
30 Additive property in R Multiplication property in R Cancellation property in R Distribution property in R
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