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NUMBERS IN THE DIGITAL WORLD
Unlike analog signals, numbers have a
concrete value
that can be reproduced.
Decimal (Base10)
10 Values (0–9)
Hexadecimal (Base16)
16 Values (0–F)
9 = 9 (dec)
A= 10
B = 11
F = 15
F1 = 16
Hexadecimal (Base16)
16 Values (0–F)
= 612 (base10)
Tetrasexagesimal
(Base64)
64 Values
(numbers + upper case + lower case + '/' + '+')
Binary (Base2)
2 Values (0–1)
= 612 (base10)
Simple choices mean faster decisions and less possibility for error.
Computers can make only very 'stoopid' decisions between 2 things.
But this is a
good
thing...
Very complex things are built from many simple, carefully ordered decisions.
If you like pizza, which vegetables do you like on it?
Do you like pizza?
Do you like vegetables on pizza?
Peppers?
Black Olives?
Green Olives?
Rutabaga?
Mushrooms?
BONUS QUESTION: Are mushrooms your favorite?
The human judgement– and responsibility– is the programming of the questions, and dealing with the results.
Binary Numbers
By Brian
Binary Numbers
384
Brian
MCTC Sound Arts
whattheheller.com
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