Binary and Hexadecimal systems
Authored by Noureddine Tadjerout
Computers
11th Grade
Used 11+ times
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21 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A computer stores data in binary form. Binary numbers can be represented as hexadecimal and denary numbers.
(a) Convert the 8-bit binary number 01010101 to denary.
85
90
63
79
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Computers use ___________: strings of 0s and 1s to stand for letters, sounds, and all of the other data they handle.
binary code
algorithms
electronic devices
transistors
electric current
3.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
A (a) is the basic unit of all computing memory storage terms.
4.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
Hexadecimal number system is a base (a) system
5.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
The number of bits used to represent each color is called the (a)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Convert Denary into Binary:
254
1111 1100
1110 1111
1010 0101
1111 1110
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a binary number?
1111
101
11E
000
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