Which modern character encoding standard was created to represent
Chapter 1

The ancient roots of two choices

Chapter 2

The physical magic of the transistor

Chapter 3

Translating our world into bits

Chapter 4

The logic that thinks

Ch 3 · Translating our world into bits
007skaty

007skaty Microphones capture musical sound waves for digital recording

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Writing with only two letters

007skaty Binary writing evolved from 1960s 7-bit ASCII codes into 32-bit Unicode, allowing computers to display emojis and ancient scripts.

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Quiz

Which modern character encoding standard was created to represent emojis and almost every writing system in human history?

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Quiz

In standard 8-bit ASCII code, what binary sequence represents the capital letter 'A' (decimal value of 65)?

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We do not need every detail of an experience to capture its essence.

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Painting with numbers

007skaty Digital screens paint pictures by using binary code to adjust subpixel brightness levels.

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Quiz

In a standard 24-bit color system, how many bits of binary data are used to define the color of a single pixel?

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Quiz

What three primary colors of light are combined in different binary intensities to display images on your screen?

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Fun Fact

The first emoji: The very first emojis, created in Japan in 1999 by Shigetaka Kurita, were encoded as simple 12-by-12 binary grids of pixels!

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Bits and Beats
BETA

007skaty Tap the binary beats to learn how computers use zeros and ones to make sound.

1h ago

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Quiz

What is the process of converting a continuous physical sound wave into a sequence of binary numbers called?

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Quiz

How many times per second does a standard CD-quality audio recording sample a sound wave?

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Gossip

Which form of digital media could you absolutely not live without?

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007skaty Bit Packing

We pack our ones and zeros tight in every single line, To save eighty-seven percent of memory by design!

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Quiz

Why do formats like MP3 and JPEG use lossy compression instead of lossless compression?

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Quiz

Which type of compression allows a file to be shrunk and later restored to its exact original binary state without losing any data?

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