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Counting in Ones and Zeros

The Bit: The Tiniest Piece of Data

From Bits to Bytes to Terabytes

How Fast Is It?

CPU Speed: Measured in Hertz

Check Your Understanding

Quiz: The Smallest Unit

Quiz: Order of Size

Quiz: What Hertz Measures

Quiz: Bytes vs. Hertz

How Binary Actually Works

How Letters, Colors, and Sound Become Bits

Quiz: Reading Binary

Decode the numbers on a device spec sheet: bits and bytes, the binary system, storage units from KB to TB, and CPU speed measured in hertz.

GB, GHz, RAM, storage — device specs can read like a secret code. This module cracks it.

How We Measure Computers

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