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Online Tests
Mathematics 7th Class English Medium Chapter 1 Online Test MCQs With Answers
Question # 1
"B difference A" is represented by:
Choose an answer
A - B
A∩ B
B \ A
A U B
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Question # 2
To write an empty set, we use the symbol:
Choose an answer
U
⊆
φ
∩
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Question # 3
If A = {1, 2} and B = {a, b}, then A ∩ B = ____________:
Choose an answer
{1, 2,}
{a, b}
{1, 2, a, b}
{}
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Question # 4
A Set cannot consists of:
Choose an answer
Living things
Moral values
Non living things
Numbers
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Question # 5
If "Z = set of integers " then this way of expressing set is called:
Choose an answer
Descriptive Form
Tabular Form
Set builder Form
Graphical Form
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Question # 6
If a set is described with the help of a statement, it is called:
Choose an answer
Tabular Form
Verbal Form
Descriptive Form
Non-verbal Form
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Question # 7
If all elements of a set is listed within the braces, it is called:
Choose an answer
Verbal Form
Set builder form
Descriptive Form
Tabular Form
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Question # 8
A' U A = ____________:
Choose an answer
U
φ
A
A'
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Question # 9
If A = {1, 3} and B = {1, 2, 3}, then A U B = ___________:
Choose an answer
{1, 2, 3}
{1}
{}
{1, 3}
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Question # 10
The complement of a set A can be written as:
Choose an answer
B \ A
A'
n (A)
A
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