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Online Tests
ECAT Mathematics Chapter 2 Set Function and Groups Online Test MCQs With Answers
Question # 1
The set of the first elements of the orders pairs forming a relation is called its
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Relation in B
Range
Domain
Relation In A
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Question # 2
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Addition
Multiplication
Division
Both addition and multiplication
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Question # 3
The function f{(x, y) | y = ax
2
+ bx + c} is
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One-one function
Constant function
Onto function
Quadratic function
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Question # 4
Which of the following has the same value as i113
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i
-1
-i
1
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Question # 5
Let A,B, and C be any sets such that A∪B = A∪C and A∩B = A∩C then
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A≠ C
B = C
A = B
A≠ B
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Question # 6
A - B = ______
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Question # 7
Power set of difference set N-W is
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Empty set
Infinite set
Singleton set
{0,∅}
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Question # 8
What is the number of elements of the power set of { }
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0
1
2
3
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Question # 9
A function whose range is just one element is called
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One-one function
Constant function
Onto function
Identity function
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Question # 10
To each element of a group there corresponds ............. inverse element
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Two
One
No
Three
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Question # 11
The number of different ways of describing a set is
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One
Two
Three
Four
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