WorksheetsChapter 2: Binary Values & Numbering Systems
Total questions: 20
Worksheet time: 9mins
Name
Class
Date
1.
Which of the following is not a common numbering system?
a)
Denary
b)
Hexadecimal
c)
Octal
d)
Fractal
2.
What do we call the foundational value of a numbering system?
a)
Base
b)
Position
c)
Notation
d)
Number
3.
What is 56 in binary?
a)
10101100
b)
00101100
c)
00111000
d)
01011000
4.
What is 153 in binary?
a)
10101001
b)
10001101
c)
01011001
d)
10011001
5.
What is 17 in binary?
a)
00010001
b)
00001001
c)
00100001
d)
00010011
6.
What is 94 in binary?
a)
01001110
b)
01011110
c)
01111100
d)
01010111
7.
What is 00101001 in decimal?
a)
39
b)
41
c)
38
d)
40
8.
What is 01010111 in decimal?
a)
85
b)
87
c)
95
d)
101
9.
What is 10001100 in decimal?
a)
142
b)
156
c)
160
d)
140
10.
What are integers?
a)
Whole Numbers
b)
Positive Whole Numbers
c)
Natural Numbers
d)
Rational Numbers
11.
What are rational numbers?
a)
Natural Numbers
b)
Any number that can be expressed as a fraction.
c)
Whole Integers
d)
Positive and Negative Numbers
12.
What is 00000001 in decimal?
a)
1
b)
10
c)
2
d)
11
13.
What is -127 using two's complement representation?
a)
10000000
b)
01111111
c)
10000001
d)
01111110
14.
What is the hexadecimal 1F in decimal?
a)
32
b)
31
c)
16
d)
64
15.
What is 29 in two's complement?
a)
10101101
b)
10011101
c)
00011101
d)
00010111
16.
What is 00101100 in hexadecimal?
a)
4A
b)
2C
c)
2B
d)
4B
17.
What is the hexadecimal 3A in decimal?
a)
48
b)
58
c)
56
d)
46
18.
What is the hexadecimal 2D in binary?
a)
00011101
b)
00101110
c)
00101101
d)
00101011
19.
What is the octal 24 in binary?
a)
010100
b)
011100
c)
011000
d)
010111
20.
What is 01010111 in hexadecimal?
a)
57
b)
60
c)
5A
d)
55
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