Computer Architecture
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The journey is complete.

A tiny crane (the ) finds the byte and copies it. It doesn’t go directly to the CPU, though. First, it travels to the RAM (Random Access Memory) —the city’s desktop. RAM is fast, but forgetful; when the power goes out, it loses everything. Here, 'A' sits on a green silicon table, ready to work.

In the humming, orderly city of , every calculation, every stream of a video, every tap on a screen begins as a simple instruction. But how does that instruction travel? Let me tell you the story of a single byte—a small character, the letter 'A' —as it journeys through the architecture of a computer.