Q.1.
Denary is numbers humans use in every day life
-
56%
True
-
44%
False
Q.2.
Denary uses 11 different numbers
-
42%
True
-
58%
False
Q.3.
Binary uses electrical signals
-
61%
True
-
39%
False
Q.4.
Binary uses 1’s & 0’s to represent data
-
87%
True
-
13%
False
Q.5.
What is 12 in binary?
-
12%
0010
-
23%
1010
-
58%
1100
-
7%
1111
Q.6.
What is 3 in binary?
-
13%
0100
-
22%
0001
-
15%
0101
-
50%
0011
Q.7.
Convert 128 to binary
-
51%
10000000
-
16%
01111110
-
19%
10000001
-
14%
11001100
Q.8.
Convert 11111111 to decimal
-
54%
255
-
20%
245
-
14%
235
-
11%
225
Q.9.
Which of these are the correct place values for binary?
-
45%
128,64,32,16,8,4,2,1
-
9%
128, 68,34,12,6,4,2,1
-
15%
1,0
-
30%
0,1
Q.10.
What is the point of binary?
-
91%
It represents how computers interpret electrical signals
-
6%
Because we like to make you do extra maths ;-D
-
3%
For the lulz
-
0%
Because it describes star systems
Q.11.
Computers can only understand 0s and 1s.
-
81%
True
-
19%
False
Q.12.
Binary is made up of which numbers
-
3%
3 and 4.
-
6%
2 and 3.
-
18%
1 and 2.
-
73%
0 and 1.
Q.13.
Binary is:
-
97%
a system using the digits 0 and 1 to represent a letter, digit, or other character in a computer or other electronic device.
-
3%
the most common format for text files in computers and on the Internet
Q.14.
What are the only two numbers you can use in binary?
-
91%
0 and 1
-
6%
1 and 2
-
0%
1, 2, 3, 4, 5, 6, 7, 8, 9, 10
-
3%
1, 2, 4, 8, 16
Q.15.
What kind of data does a computer represent with binary?
-
40%
numbers
-
0%
letters
-
9%
pictures
-
51%
all of the above
Q.16.
What kind of 'base' system is binary known as?
-
7%
Base 12
-
7%
Base 8
-
57%
Base 2
-
30%
Base 10
Q.17.
Each 1 and 0 represented in binary is called a bit
-
89%
True
-
11%
False
Q.18.
A bit is
-
24%
a numerical label assigned to each device.
-
59%
the smallest unit of data in a computer.
-
7%
a keyboarding term for typing.
-
10%
is a numeral system made up of 16 symbols.
Q.19.
What is 23 in binary
-
21%
10101
-
17%
10110
-
54%
10111
-
8%
11000
Q.20.
What am I?The computer's main circuit board
-
28%
CPU
-
4%
RAM
-
12%
Power Supply Unit
-
56%
Motherboard
Q.21.
What am I?I convert the power from the wall to the computer
-
8%
CPU
-
8%
Motherboard
-
75%
Power Supply Unit
-
8%
RAM
Q.22.
What am I?I store all the information that is currently in use.
-
56%
RAM
-
16%
ROM
-
28%
Hard Drive
Q.23.
What am I? I store the operating instructions.
-
8%
RAM
-
54%
ROM
-
38%
Hard Drive
Q.24.
What am I?I store most of your data such as your files, pictures and videos!
-
8%
RAM
-
4%
ROM
-
88%
Hard Drive
Q.25.
Which of these is an input device?
-
33%
Monitor
-
54%
Keyboard
-
12%
USB Stick
Q.26.
Which of these is an output device?
-
76%
Monitor
-
14%
Keyboard
-
10%
USB Stick
Q.27.
Binary has how many digits?
-
10%
1
-
85%
2
-
5%
10
Q.28.
Binary is made up of what?
-
10%
Just 0's
-
0%
Just 1's
-
86%
0's and 1's
-
5%
Numbers?
Q.29.
What do computer's understand?
-
95%
Binary
-
5%
Circuits
-
0%
I don't know
Q.30.
What is binary 0001 in our maths?
-
29%
0
-
54%
1
-
0%
2
-
17%
8
Q.31.
What is binary 0011 in our maths?
-
11%
1
-
11%
2
-
79%
3
-
0%
12
Q.32.
What is binary 0100 in our maths?
-
0%
1
-
5%
2
-
84%
4
-
11%
8
Q.33.
What is binary 0101 in our maths?
-
11%
3
-
11%
4
-
79%
5
Q.34.
What is binary 0110 in our maths?
-
6%
3
-
0%
4
-
0%
5
-
94%
6
Q.35.
What is binary 0111 in our maths?
-
0%
5
-
6%
6
-
78%
7
-
17%
14
Q.36.
What is binary 1 000 in our maths?
-
0%
1
-
0%
2
-
0%
4
-
6%
7
-
94%
8
Q.37.
What is binary 1 0 1 1 in our maths?
-
6%
4
-
6%
8
-
24%
10
-
65%
11
Q.38.
How well do you feel you reached our learning outcome?To know how computers store data
-
56%
I am confident on how computers store data
-
33%
I know how computers store data
-
0%
I am unsure how computers store data
-
11%
I didn't understand today's lesson
Q.39.
How well do you feel you reached our learning outcome?To convert between 4-bit binary numbers
-
33%
I can convert between binary and maths confidently.
-
17%
I need some help to convert between binary and maths.
-
6%
I am stuck on converting between binary and maths
-
44%
I didn't understand today's lesson
Q.40.
Which number system uses "1" and "0" to represent "true" and "false", respectively?
-
80%
binary
-
15%
decimal
-
0%
hexadecimal
-
5%
ASCII
Q.41.
Which number system has ten possible values, 0 through 9, for a single digit?
-
24%
binary
-
53%
decimal
-
6%
hexadecimal
-
18%
ASCII
Q.42.
The decimal system is also known as ___
-
18%
base-two notation
-
65%
base-ten notation
-
12%
base-sixteen notation
-
6%
ASCII
Q.43.
The binary number 101, when converted to base-10 is ___
-
17%
2
-
50%
5
-
11%
10
-
22%
11
Q.44.
The binary number 100111, when converted to base-10 is ___
-
7%
4
-
13%
23
-
73%
39
-
7%
43
Q.45.
The binary number 101010, when converted to base-10 is ___
-
0%
28
-
0%
30
-
23%
36
-
77%
42
Q.46.
When adding 1 + 1 in binary, you need to ___
-
17%
use the symbol 2
-
58%
put 0 as the sum and carry the 1
-
8%
put 1 as the sum and carry the 1
-
17%
put 1 as the sum and carry the 0
Q.47.
Each of the binary digits 1 or 0 is called ___
-
75%
a bit
-
25%
a byte
-
0%
a base-ten digit
-
0%
a pixel
Q.48.
For 8-bit numbers, the lowest value is 0 and highest value is ___
-
27%
127
-
36%
128
-
9%
255
-
27%
256
Q.49.
How many different colors can be displayed by an 8-bit game?
-
0%
8
-
18%
64
-
64%
256
-
18%
16,777,216
Q.50.
A unit of digital information that consists of eight bits is called ___
-
20%
an octobit
-
80%
a byte
-
0%
a nibble
-
0%
a chunk
Q.51.
The metric prefix for a million is mega (M). What is the prefix for a billion?
-
30%
beca (B)
-
0%
kilo (k)
-
30%
giga (G)
-
40%
tera (T)
Q.52.
How many bits are required to represent numbers as large as the US national debt?
-
0%
8 bits
-
30%
16 bits
-
30%
32 bits
-
40%
64 bits
Q.53.
For data storage and retrieval, computers must label locations in their memory known as ___
-
20%
bit locations
-
60%
addresses
-
20%
ZIP codes
-
0%
box numbers
Q.54.
Numbers that are not whole numbers, like 12.7 and 3.14, are called ___
-
67%
decimal numbers
-
22%
floating-point numbers
-
11%
hexadecimal numbers
-
0%
irrational numbers
Q.55.
In the IEEE 754 standard, the part of the number consisting of its significant digits is called ___
-
62%
the body
-
12%
the significand
-
25%
the exponent
-
0%
the root
Q.56.
In a 32-bit floating-point number, what is the first bit is used for?
-
11%
the address of the number
-
33%
the sign of the number
-
22%
the parity check
-
33%
the decimal location
Q.57.
In the 1600s, which English writer used 5-bit sequences to encode the alphabet?
-
29%
Jane Austen
-
14%
Charles Dickens
-
0%
William Shakespeare
-
57%
Francis Bacon
Q.58.
Which 7-bit code, invented in 1963, was developed to represent characters?
-
14%
binary
-
29%
hexadecimal
-
43%
ASCII
-
14%
Unicode
Q.59.
The ability of computer systems to universally exchange information is called ___
-
0%
cross-platforming
-
83%
interoperability
-
0%
linguistics
-
17%
universal translating
Q.60.
What was the major limitation of the 7-bit ASCII system?
-
50%
it could only store 64 values
-
50%
it was only designed for English
-
0%
it didn't include capital letters
-
0%
it didn't include punctuation
Q.61.
ASCII was expanded to 8 bits, allowing codes 128-255 to be used for ___
-
50%
punctuation
-
33%
national characters
-
17%
upper case letters
-
0%
numbers 0-9
Q.62.
What encoding scheme, devised in 1992, was developed to include many languages?
-
17%
7-bit ASCII
-
33%
8-bit ASCII
-
33%
16-bit Unicode
-
17%
32-bit Windows OS
Q.63.
The acronym ASCII stands for ___
-
0%
Accepted Simplified Characters for Information Interchange
-
20%
Accepted Standard Code for Intelligent Interoperability
-
40%
American Simplified Characters for Intelligent Interoperability
-
40%
American Standard Code for Information Interchange
Q.64.
Signed Integers Represent Which Type of Binary Values
-
17%
Any Positive Value between 0-255
-
17%
Any Negative Value between -128 and 0
-
0%
Any Value between Negative (-128) and Positive +127
-
67%
A Signed Integer Means that the Binary value is always 0
Q.65.
What is the range of an unsigned 8-Bit Binary intergers?
-
40%
0-255 (256 Values altogether)
-
0%
0-128
-
40%
Between -128 and 0
-
20%
Between 0 and 128
Q.66.
If a binary number ends with a 1, it must be...
-
67%
An odd number
-
17%
An even number
-
17%
A prime number
-
0%
The number 12
Q.67.
What is the denary number system?
-
0%
It counts the number of dens
-
67%
Our usual base 10 number system
-
33%
A special number system for computers
-
0%
Den Ary's number system
Q.68.
A group of 8 bits is known as a gigabyte.
-
33%
True
-
67%
False
Q.69.
What is 0101 + 1010?HINT:1 + 0 = 10 + 1 = 11 + 1 = 10
-
33%
1111
-
17%
2020
-
17%
146.6
-
33%
?
Q.70.
ASCII is:
-
20%
a numerical system that has 2 rather than 10 as a base.
-
80%
the most common format for text files in computers and on the Internet
Q.71.
ASCII was developed in what decade?
-
40%
1950s
-
20%
1960s
-
20%
1970s
-
20%
1940s
Q.72.
Calculate the binary addition:11111011Use binary addition rules + whiteboards!
-
50%
110101
-
17%
11110
-
17%
11011
-
17%
11010
Q.73.
What is binary?
-
20%
A part of a computer
-
60%
The way computers talk to each other
-
0%
A computer program
-
20%
Software for a computer
Q.74.
What two digits are used in binary?
-
0%
0 & 2
-
0%
1 & 2
-
100%
0 & 1
-
0%
1 & 1
Q.75.
If 1 and 0 mean on and off. Is the number 1 on or off?
-
100%
ON
-
0%
OFF
Q.76.
What is the sum of this binary number?01000010
-
0%
62
-
67%
66
-
17%
68
-
17%
64
Q.77.
What is the sum of this binary number?00100101
-
17%
29
-
67%
37
-
0%
38
-
17%
36
Q.78.
What is the sum of this binary number?10000001
-
17%
128
-
17%
127
-
50%
129
-
17%
130
Q.79.
What is the sum of this binary number?00000011
-
17%
12
-
0%
6
-
83%
3
-
0%
2
Q.80.
What is the sum of this binary number?00001001
-
0%
34
-
0%
21
-
83%
9
-
17%
8
Q.81.
What is the sum of this binary number?10000000
-
67%
128
-
17%
156
-
17%
64
-
0%
8
Q.82.
What is Binary?
-
0%
Binary is a digital helper like siri
-
0%
Binary is a football team
-
80%
Binary is a numbering scheme with only the numbers 0 and 1
-
20%
Binary is a number
Q.83.
What is Denary?
-
20%
Binary's brother
-
80%
Decimal numbers
Q.84.
How many bits in a byte?
-
0%
4
-
0%
6
-
80%
8
-
20%
12
Q.85.
How many bits in a nibble?
-
60%
4
-
20%
8
-
0%
12
-
20%
16
Q.86.
If denary relates to base 10, what does binary relate to?
-
80%
base 2
-
20%
base 4
-
0%
base 8
-
0%
base 12
Q.87.
In binary what does each position relate to?
-
80%
a power of 2
-
20%
a power of 4
-
0%
a power of 10
-
0%
a power of 12
Q.88.
In hexadecimal, you are counting in base what?
-
0%
base 2
-
25%
base 6
-
0%
base 8
-
75%
base 16
Q.89.
Why is data in a computer represented in binary?
-
0%
Its easier to use when programming software
-
0%
We already used decimal for other things and needed a different system
-
80%
Computer switches are on or off
-
20%
Two was the smallest number to build a number system on
Q.90.
1 byte is equal to 8 bits, how many bytes represent one character of text?
-
0%
1 bit
-
40%
4 bits
-
0%
1 byte
-
60%
1 Kilobyte (Kb)
Q.91.
In a binary table starting at 1, when we move to the next column on the left, we ____________ the value of the column.
-
0%
halve
-
25%
square
-
50%
double
-
0%
triple
-
25%
hash
Q.92.
How do we show the number 28 in binary?
-
25%
00101010
-
25%
00011001
-
50%
00011100
-
0%
00110011
Q.93.
What does the acronym ASCII stand for?
-
0%
Associated Standards Council for Internet Information
-
75%
American Standards Code for Information Interchange
-
0%
Acronym Studies Corrected for Internet Interference
-
25%
All Standards Correctly Infer Intelligence
Q.94.
ASCII codes used to use only 7 bits but a further bit was added for what purpose?
-
50%
Special characters such as copyright
-
0%
Error checking to prevent hacking
-
25%
8 bits is a byte and its easier to process in whole bytes
-
25%
So we could use bold, italic, and underline
Q.95.
ASCII bit patterns cannot be used for?
-
33%
Printing text
-
33%
Outputting numbers
-
33%
Performing calculations
-
0%
Producing full sentences
Q.96.
The number 54 in binary is:
-
75%
00110110
-
0%
36
-
25%
00110101
-
0%
00101001
Q.97.
Convert 65 to binary
-
0%
01100001
-
0%
00100001
-
50%
01000001
-
50%
00100101
Q.98.
Convert 37 to binary
-
25%
00100101
-
0%
00100011
-
25%
00100111
-
50%
01000101
Q.99.
Convert 11001100 to decimal
-
50%
224
-
25%
134
-
0%
104
-
25%
204
Q.100.
Convert 00100100 to decimal
-
0%
26
-
50%
36
-
25%
46
-
25%
56
Q.101.
What is the denary value for the binary number 0000 1101
-
25%
12
-
50%
13
-
25%
14
-
0%
15
Q.102.
What is the denary value for the binary number 1010 1111?
-
25%
174
-
50%
175
-
25%
176
-
0%
177
Q.103.
What is the maximum denary number I can use with 8 bit binary (1111 1111)?
-
25%
254
-
25%
255
-
50%
256
-
0%
257
Q.104.
The missing binary heading is what?128, 64, ___ , 16, 8, 4, 2, 1
-
100%
32
-
0%
30
-
0%
60
-
0%
20
Q.105.
What is 1011 in denary?
-
75%
11
-
0%
14
-
0%
26
-
25%
1011
Q.106.
What is the answer to 010 + 010?
-
0%
110
-
25%
010
-
75%
100
-
0%
011
Q.107.
What is the answer to 1010 + 0101?
-
25%
1011
-
0%
1001
-
75%
1111
-
0%
0111
Q.108.
What is the answer to 0110 + 0101?
-
50%
1011
-
0%
1101
-
0%
1110
-
50%
1111
Q.109.
Add binary numbers shown?
-
25%
01111011
-
25%
01101111
-
0%
01111101
-
50%
01101101
Q.110.
Add binary numbers shown?
-
25%
10010000
-
75%
10001000
-
0%
10000100
-
0%
10100000
Q.111.
1 1 0 1 1 - 1 0 1 1
-
0%
11000
-
50%
01010
-
0%
11111
-
50%
1 0 0 0 0
Q.112.
1 0 1 1 0 - 1 1 0 1
-
75%
0 1 1 0 1
-
0%
1 0 0 0 1
-
25%
0 1 0 0 1
-
0%
1 1 0 0 1
Q.113.
1 1 1 1 1 - 1 1 1 1
-
40%
1 1 1 1 0
-
60%
1 0 0 0 0
-
0%
0 1 0 0 0
-
0%
1 1 0 0 0