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Online Tests
Mathematics FA Part 1 Chapter 1 Online Test MCQs With Answers
Question # 1
Choose an answer
real numbers
complexnumbers
primenumbers
oddnumbers
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Question # 2
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 # 3
If z
1
= 4i and z
2
= 3 - 9i, then z
1
+ z
2
=
Choose an answer
3 - 5i
3i - 5
7 - 9i
3 + 5i
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Question # 4
Every real number is also a/an:
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integer
rational number
irrationalnumber
complexnumber
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Question # 5
Conjugate of complex number (-a, -b) is:
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(-a, b)
(-a, -b)
(a, -b)
none of these
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Question # 6
Irrational numbers are:
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terminating decimals
non-terminating decimals
non-terminating, repeating decimals
non-terminating, non repeating
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Question # 7
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archimedean property
transitive property
multiplicative property
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Question # 8
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integer
rational number
irrational number
natural number
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Question # 9
Rational numbers are:
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repeating decimals
terminatingdecimals
periodicdecimals
all of these
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Question # 10
Division of a natural number by another natural number gives:
Choose an answer
always a natural number
always an integer
always a rationalnumber
always an irrational number
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Question # 11
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integer
rationalnumber
irrationalnumber
naturalnumber
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Question # 12
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 # 13
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closure property w.r.t multiplication
commutativeproperty w.r.t multiplication
associativeproperty w.r.t multiplication
trichotomy property
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Question # 14
Choose an answer
closureproperty
associativeproperty
commutativeproperty
trichotomyproperty
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Question # 15
The multiplicative identity of real numbers is:
Choose an answer
0
1
2
-1
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Question # 16
Which of the following is correct:
Choose an answer
2 + 7i > 10 + i
1 + i > 1 - i
4 + 3i > 1 + 3i
none of these
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Question # 17
The real part of the complex number a + bi is:
Choose an answer
b
-b
a
-a
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Question # 18
The identity element with respect to addition is:
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0
1
-1
0 and 1
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Question # 19
The imaginary part of the complex number a + bi is:
Choose an answer
a
b
bi
none of these
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Question # 20
The set of all rational numbers between 2, 3 is:
Choose an answer
an empty set
an infinite set
a finite set
a power set
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