WorksheetsNumber System
Total questions: 10
Worksheet time: 4mins
Name
Class
Date
1.
Which of the following is NOT a positional number system?
a)
Roman Number System
b)
Octal Number System
c)
Binary Number System
d)
Hexadecimal Number System
2.
The value of radix in binary number system is ________.
a)
2
b)
8
c)
10
d)
1
3.
The binary equivalent of the decimal number 10 is _______.
a)
0010
b)
10
c)
1010
d)
010
4.
The octal equivalent of 1100101.001010 is __________.
a)
625.12
b)
145.12
c)
154.12
d)
145.21
5.
Convert the binary equivalent 10101 to its decimal equivalent.
a)
21
b)
12
c)
22
d)
31
6.
Which of the following is NOT a binary number?
a)
1111
b)
101
c)
11E
d)
000
7.
The binary number 10011101 is equivalent to...
a)
9E
b)
9F
c)
9D
d)
FF
8.
The binary number 01100111 is equivalent to ....
a)
103
b)
76
c)
67
d)
-67
9.
The decimal number 80 can be represented by....
a)
10000001
b)
01010000
c)
00100000
d)
1000000
10.
Which of the following is NOT a hexadecimal number
a)
1A
b)
1D
c)
1E
d)
1G
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