WorksheetsChapter 1 Exploring Number Systems and Codes
Total questions: 10
Worksheet time: 5mins
Explain the binary number system and its significance in computing.
The binary number system uses letters A-F to represent values.
The binary number system is a base-2 system using 0s and 1s, crucial for computing as it represents the on/off states of electronic circuits.
The binary number system is irrelevant to modern computing technologies.
The binary number system is a base-10 system using digits 0-9.
How do you convert the octal number 17 to decimal?
12
14
16
15
What is the hexadecimal equivalent of the decimal number 255?
FE
FF0
FF
F0
What is the two's complement of the binary number 1101?
1110
0010
1100
0011
How do you convert the octal number 25 to binary?
010101
001010
100101
010010
What is the binary equivalent of the decimal number 10?
1001
1100
1110
1010
How do you convert the hexadecimal number 1A to decimal?
24
26
28
30
Convert the binary number 111000 to decimal.
48
60
56
32
How do you convert the octal number 34 to binary?
011100
100110
001110
011110
What is the two's complement of the binary number 1010?
1110
0110
0101
1010
