16453094
Questão 1
Questão
What is the highest denary number that can be represented using 4 bit binary?
Responda
-
1111
-
15
-
16
-
8
Questão 2
Questão
What is the highest possible denary number that can be represented using 8 bit binary?
Responda
-
11111111
-
255
-
256
-
128
Questão 3
Questão
Represent the number 203 in binary.
Responda
-
11001011
-
11101011
-
10001011
-
11000011
-
110011011
Questão 4
Questão
Represent the number 73 using 8 bit binary.
Responda
-
01001001
-
01001011
-
00111001
-
10001001
-
01001010
Questão 5
Questão
Convert the following numbers into denary:
0110 : [[blank_start]x[blank_end]]
1010 : [[blank_start]y[blank_end]]
1001 : [[blank_start]z[blank_end]]
Responda
-
6
-
10
-
9
Questão 6
Questão
Represent the 8 bit binary number 0011 1001 in denary.
Responda
-
57
-
56
-
59
-
58
-
61
Questão 7
Questão
Add together the following binary numbers.
0101
0110
Responda
-
1101
-
0010
-
1001
-
0011
-
0101
Questão 8
Questão
Add together the following binary numbers:
0101 1011
0110 0110
Responda
-
1100 0001
-
1110 0001
-
1000 0001
-
1100 1001
-
1100 0101
Questão 9
Questão
Add together the following binary numbers:
1010 0101
0011 1100
Responda
-
1110 0001
-
1111 0001
-
1110 0000
-
1011 0001
-
0110 0000
Questão 10
Questão
Select which of the following rules for binary addition are correct.
Responda
-
0 + 0 = 0
-
0 + 1 = 1
-
1 + 0 = 1
-
1 + 1 = 0
-
1 + 1 + 1 = 1 (Carry 1)
Questão 11
Questão
When using 8 bit binary, 256 is the highest number you can represent because 2^8 is 256.
Responda
- True
- False
Questão 12
Questão
Which of the following is the name for the leftmost bit in a binary number?
Responda
-
Most significant bit.
-
Most important bit
-
Most memorable bit
-
Most valuable bit
-
VIP bit
Questão 13
Questão
If the most significant bit is [blank_start]zero[blank_end], then the number is [blank_start]positive[blank_end].
If the most significant bit is [blank_start]one[blank_end], then the number is negative.
Responda
-
zero
-
one
-
positive
-
two
-
seven billion
-
undefined
Questão 14
Questão
The binary number 10000011 represents the number -3.
Responda
- True
- False
Questão 15
Questão
Select all of the numbers that have been correctly represented using two's compliment:
Responda
-
11111101 = -3
-
11111110 = 254
-
11111111 = 255
-
1000000011 = -3
-
11001100 = -76
Questão 16
Questão
To convert negative denary numbers into binary, we first need to find it's positive equivalent.
Responda
- True
- False
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