WorksheetsICT 7 - Number Systems
Total questions: 20
Worksheet time: 5mins
What is the base of the binary number system?
8
2
16
10
Convert the decimal number 10 to binary.
1010
1001
1100
1011
What is the base of the hexadecimal number system?
10
6
16
8
What is the binary representation of the decimal number 5?
110
101
100
111
Convert the binary number 1011 to decimal.
11
14
12
10
What is the decimal equivalent of the hexadecimal number A?
10
11
12
13
What is the base of the decimal number system?
2
8
10
16
What is the base of the octal number system?
2
4
6
8
Complete the sequence:
__, 32, 16, 8, 4, 2, 1
56
48
40
64
Which is the binary number?
101102
1011010
101108
1011016
Which of the following can logically be an octal number?
8
16
9
18
Which of the following is NOT a hexadecimal number?
DE
AB
GC
BF
What is the hexadecimal equivalent of the binary number 1100 01012?
C516
34216
3B16
30516
Computers only understand machine language, which uses which number system?
Binary
Decimal
Hexadecimal
Octal
Which number system do you use in your regular Math class?
Binary
Decimal
Octal
Hexadecimal
When converting binary to octal, in how many digits should the binary number be separated by?
One (1)
Two (2)
Three (3)
Four (4)
When converting binary to hexadecimal, in how many digits should the binary number be separated by?
Two (2)
Four (4)
Six (6)
Eight (8)
Which of the following numbers is wrong?
612
2410
538
9016
What is the octal equivalent of the binary number 1010012?
518
548
538
528
How should you read a binary number?
From left to right
From top to bottom
From right to left
From bottom to top
