# Yr8 - Data SUMMARY

### Our brand new solo games combine with your quiz, on the same screen

Correct quiz answers unlock more play!

20 questions
• Q1
How many bits are there in 1 byte?
16
32
8
4
30s
• Q2
Which of the following storage sizes is the smallest?
Bit
Gigabyte
Byte
Kilobyte
30s
• Q3
What is the value of the number 9 in base 10?
17
25
9
3
30s
• Q4
What is the value of the number 101 in base 2?
5
3
1
7
30s
• Q5
Which storage size is smaller: a byte or a kilobyte?
Megabyte
Byte
Kilobyte
Terabyte
30s
• Q6
What is the next size after a terabyte?
Petabyte
Byte
Exabyte
Megabyte
30s
• Q7
There are several different number systems. Sometimes we refer to them as number bases. Which base is the number 10101010 in?
Drum and Base
Base 16
Base 10
Base 2
30s
• Q8
Which number system format is the number 23 in?
Decimal
Binary
Octal
30s
• Q9
Which base is the number 3A in?
16
2
8
10
30s
• Q10
Convert 1110 from binary to denary.
12
14
10
16
30s
• Q11
Convert 1100101 from binary to denary.
93
101
85
89
30s
• Q12
What is the denary equivalent of the binary number 10101?
21
14
18
25
30s
• Q13
What is the main reason we use the Hexadecimal number system?
To make calculations easier
To convert decimal numbers to binary
To represent negative numbers
To represent large binary numbers more concisely
30s
• Q14
What does the term pixel stand for?
Pixel Resolution
Picture Element
Picture Language
Picture Element
30s
• Q15
What does image resolution mean?
The physical size of an image
The amount of detail in an image
The file size of an image
The number of pixels in an image
30s

Teachers give this quiz to your class