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WorksheetsBinary Intro
Total questions: 27
Worksheet time: 12mins
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
Binary is made up of which numbers
3 and 4.
0 and 1.
2 and 3.
1 and 2.
If a binary number ends with a 1, it must be...
An odd number
An even number
A prime number
The number 12
Convert 11111111 to decimal
255
245
235
225
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
How would you write the number two in binary?
1001
0001
0000
0010
Convert 128 to binary
10000000
01111110
10000001
11001100
How would you write the number 4 in binary code?
0100
0000
0001
0010
A group of 8 bits is known as a gigabyte.
True
False
8 bytes = 1 bit
True
False
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.
Computers can only understand 0s and 1s.
True
False
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
What is the binary form of 40?
00101000
0000040
00001000
10101010
How will you write 55 in binary?
00110111
00100110
00110010
00010110
How many digits are in the decimal number system?
10
9
2
1-9
What is 25?
16
32
64
None of the above
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
The largest decimal number you can write with four binary digits is:
16
15
14
None of the above
Calculate the binary addition:
01
11
101
11
100
111
Calculate the binary addition:
1001
1011
10100
010101
011100
01010011
What is the decimal equivalent of the $ symbol whose Binary value is 00100100
30
36
44
97
Is 01000001 an uppercase or lowercase letter?
Uppercase
Lowercase
How many total bits are there in 8 bytes?
(a)
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 class.
Use an ASCII chart for this question. What is the decimal value of the # symbol?
(a)
What is the decimal value after the binary addition of:
1000
0111
15
4
20
8
