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Online Tests
11th Class ICS Mathematics Chapter 1 Test Online MCQs With Answers
Question # 1
Zero is:
Choose an answer
a natural number
a whole number
a positive integer
a negativeinteger
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Question # 2
Factors of x
2
+ y
2
are:
Choose an answer
(x + iy) (x - iy)
(x + y) (x - y)
(x + y) (x + y)
none
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Question # 3
Conjugate of a- i b is:
Choose an answer
b + ia
-a + ib
-a - ib
a + ib
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Question # 4
The imaginary part of the complex number a + bi is:
Choose an answer
a
b
bi
none of these
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Question # 5
The identity element with respect to addition is:
Choose an answer
0
1
-1
0 and 1
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Question # 6
If z = x + i y = r (cos Θ + i sin Θ), then arg z is:
Choose an answer
tan Θ
cos
2
Θ + sin
2
Θ
r
Θ
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Question # 7
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Question # 8
π, e are:
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integers
natural numbers
rationalnumbers
irrationalnumbers
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Question # 9
The ordered pairs (2, 5) and (5, 2) are:
Choose an answer
not equal
equal
disjoint
empty
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Question # 10
Choose an answer
integer
rationalnumber
irrationalnumber
naturalnumber
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Question # 11
Irrational numbers are:
Choose an answer
terminating decimals
non-terminating decimals
non-terminating, repeating decimals
non-terminating, non repeating
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Question # 12
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Question # 13
Choose an answer
additive property
multiplicative inverseproperty
transitive property
negative property
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Question # 14
Rational numbers are:
Choose an answer
repeating decimals
terminatingdecimals
periodicdecimals
all of these
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Question # 15
i
2
+ 1 =
Choose an answer
-1
0
i
1
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Question # 16
Every real number is also a/an:
Choose an answer
integer
rational number
irrationalnumber
complexnumber
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Question # 17
The multiplicative invers of a non-zero real number a is:
Choose an answer
0
-a
a
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Question # 18
Choose an answer
closureproperty
associativeproperty
commutativeproperty
trichotomyproperty
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Question # 19
Choose an answer
i
0
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Question # 20
The set of negative integers is closed with respect to:
Choose an answer
addition
multiplication
both (a) and (b)
subtraction
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Question # 21
Choose an answer
Reflexive property
Symmetricproperty
Transitiveproperty
Trichotomyproperty
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