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- 1. Multiple Choice
What is the point of binary?
It represents how computers interpret electrical signals
Because teachers like to make you do extra math
Binary isn't a real thing
Because it describes star systems
- 2. Multiple Choice
Binary is made up of which numbers
3 and 4.
0 and 1.
2 and 3.
1 and 2.
- 3. Multiple Choice
If a binary number ends with a 1, it must be...
An odd number
An even number
A prime number
The number 12
- 4. Multiple Choice
Convert 11111111 to decimal
255
245
235
225
- 5. Multiple Choice
Which of these are the correct place values for binary?
128,64,32,16,8,4,2,1
128, 68,34,12,6,4,2,1
1,0
0,1
- 6. Multiple Choice
How would you write the number two in binary?
1001
0001
0000
0010
- 7. Multiple Choice
Convert 128 to binary
10000000
01111110
10000001
11001100
- 8. Multiple Choice
How would you write the number 4 in binary code?
0100
0000
0001
0010
- 9. Multiple Choice
A group of 8 bits is known as a gigabyte.
True
False
- 10. Multiple Choice
8 bytes = 1 bit
True
False
- 11. Multiple Choice
A bit is
a numerical label assigned to each device.
the smallest unit of data in a computer.
a keyboarding term for typing.
is a numeral system made up of 16 symbols.
- 12. Multiple Choice
Computers can only understand 0s and 1s.
True
False
- 13. Multiple Choice
What are the only two numbers you can use in binary?
0 and 1
1 and 2
1, 2, 3, 4, 5, 6, 7, 8, 9, 10
1, 2, 4, 8, 16
- 14. Multiple Choice
What is the binary form of 40?
00101000
0000040
00001000
10101010
- 15. Multiple Choice
How will you write 55 in binary?
00110111
00100110
00110010
00010110
- 16. Multiple Choice
How many digits are in the decimal number system?
10
9
2
1-9
- 17. Multiple Choice
What is 25?
16
32
64
None of the above
- 18. Multiple Choice
What is the range of decimal values you can write in 8 bits?
0 to 8
0 to 256
0 to 63
0 to 255
- 19. Multiple Choice
The largest decimal number you can write with four binary digits is:
16
15
14
None of the above
- 20. Multiple Choice
Calculate the binary addition:
01
11
101
11
100
111
- 21. Multiple Choice
Calculate the binary addition:
1001
1011
10100
010101
011100
01010011
- 22. Multiple Choice
What is the decimal equivalent of the $ symbol whose Binary value is 00100100
30
36
44
97
- 23. Multiple Choice
Is 01000001 an uppercase or lowercase letter?
Uppercase
Lowercase
- 24. Fill in the Blank
How many total bits are there in 8 bytes?
- 25. Poll
How well do you understand binary conversions and the ASCII table?
I'm really comfortable. Binary is easy.
I mostly get it. Binary's not too bad.
I think I get it, but I can't remember it.
I don't get it at all.
I shoulda paid more attention during Zoom.
- 26. Fill in the Blank
Use an ASCII chart for this question. What is the decimal value of the # symbol?
- 27. Multiple Choice
What is the decimal value after the binary addition of:
1000
0111
15
4
20
8
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