WorksheetsBinary, Hex & Pixelation
Total questions: 21
Worksheet time: 17mins
1101 to decimal
15
11
12
13
01 to decimal
0
1
10
010
1111 to decimal
15
11
12
13
7 to binary
11100
11001
10011
00111
How many bits in a nibble?
2
4
8
1
State the decimal representation for the hexadecimal number C
12
13
14
15
The hexadecimal number FF has the value of 255 in decimal -
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.
just a lil bit.
Why was hex created?
To simplify the representation of binary sequences
Letters needed to be used more in life
It actually came before binary
To confuse students in their GCSEs
Where is hexadecimal used on the internet?
To represent colours (RGB values)
It's written into every website to display text
Videos are stored in hex
On BBC Bitesize and that's the only place you'll ever find it
Which color mode is used for print?
CMYK
RGB
Which color mode is used for web?
CMYK
RGB
