Computer Number Systems  Quiz 1
This short quiz is based on the topic of Computer Number Systems. This includes questions on decimal, binary, octal, hexadecimal numbers. There are 15 questions in all and total marks are 20. Immediately on completing this quiz and clicking the SUBMIT button, you will receive your score result.
You may want to watch these videos to help you in this quiz:
1. How To Convert Decimal Number to Binary Number:
https://youtu.be/Eza7K0RA9vU
2. How To Convert Binary Number to Decimal Number:
https://youtu.be/e5r_NXBjdwo
3. How To Convert Decimal Number to Octal Number:
https://youtu.be/d1Uf12nnhhc
4. How To Convert Hexadecimal Number to Octal Number:
https://youtu.be/99ONrcpIH0M
5. How To Convert Hexadecimal Number to Decimal Number:
https://youtu.be/s00ATvUIFDw
6. How To Convert Octal Number to Decimal Number:
https://youtu.be/e_JmX34iYK8
7. How To Convert Binary Number to Hexadecimal Number:
https://youtu.be/ujG7LT_pIpQ
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Email address
*
Your email
In the decimal number 3729, the least significant digit is ____ and the most significant digit is ____
*
1 point
1 and 4
9 and 3
3 and 9
0 and 9
Which of these symbols is not valid in octal number system: 0, 1, 2, 3, 4, 5, 6, 7, 8.
*
1 point
Only 8 is not valid
Only 8 is valid
None of these is valid
All are valid
The hexadecimal number uses which symbol to represent the decimal number 10?
*
1 point
12
10
1010
A
In the binary number 1101, the weight of the 3rd bit from right is _____
*
1 point
2
1
4
3
If the least significant bit of a binary number is 1, it means that the decimal equivalent is a/an ____ number
*
1 point
Fractional
Even number
Odd number
Prime number
The largest decimal number that can be represented with 8 bits is _______
*
2 points
256
128
255
127
Which of these is not a valid number in octal numbering system?
*
1 point
725
378
300
333
In the decimal number 3729, the digit 7 is multiplied by ____
*
1 point
100
1
10
1000
Decimal number 255 is equivalent to _____ in octal number system
*
2 points
377
773
375
735
The base or radix of the binary number system is ___
*
1 point
10
8
1
2
In the binary number 11000, the least significant bit (LSB) and the most significant bit (MSB) are ____ and ____ respectively.
*
2 points
0 and 1
1 and 1
0 and 0
1 and 0
The base or radix of octal number systems is ______
*
1 point
16
2
4
8
Other:
The digits used in the binary number system are ____ and ____
*
1 point
0 and 1
0 and A
0 and 9
1 and 2
The binary equivalent of decimal number 15 is _____
*
2 points
1111
1110
1011
11111
The octal number 200 is equivalent to ____ in decimal system.
*
2 points
28
128
228
100
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