
Understanding the Octal Number System
Authored by Domingo Chu
Computers
9th - 12th Grade
Used 2+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the base of the octal number system?
10
12
8
6
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which digits are used in the octal number system?
0, 1, 2, 3, 4, 5, 6, 7
-1, 0, 1, 2, 3, 4, 5, 6
0, 1, 2, 3, 4, 5, 6, 7, 8
8, 9, 10, 11
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the decimal equivalent of the octal number 57₈?
50
47
57
45
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the octal equivalent of the decimal number 65?
66
64
70
101
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a valid octal number?
78
89
56
23
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the binary equivalent of the octal number 23₈?
10011
10101
10010
11001
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following decimal numbers is equivalent to the octal number 32₈?
24
30
26
28
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