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Mathematics ECAT Pre Engineering Chapter 2 Set, Functions and Groups Online Test MCQs With Answers
Question # 1
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Question # 2
To each element of a group there corresponds ............. inverse element
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Two
One
No
Three
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Question # 3
If T = {2,4,6,8,10,12}, then
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T = (First six natural numbers)
T = (First six odd numbers)
T = (First six real numbers)
T = ( First six even numbers)
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Question # 4
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Question # 5
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A finite set
An infinite set
An empty set
None of these
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Question # 6
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Question # 7
If A is a subset of B and B contains at least one element which is not an element of A, then A is said to be
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Improper subset of B
Super set of B
Proper subset of B
None of these
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Question # 8
If P = {x/x = p/q where p,q∈ Z and q≠ 0}, then P is the set of
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Irrational numbers
Even numbers
Rational numbers
Whole numbers
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Question # 9
The identity elements with respect to subtraction is
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0
1
-1
Does not exist
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Question # 10
A monoid (G, *) is said to be group if
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have identity element
is commutative
have inverse of each element
None of these
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Question # 11
A = B iff
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All elements of A also the elements of B
A and B should be singleton
A and B have the same number of elements
If both have the same element
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