3. Binary and Bits

You may already know that computers are “digital” and that they use “binary” numbers. You probably have some idea of what these terms mean. But we need to be clear about their precise meaning and to be clear about why computers are digital.

Chapter Topics:

• 3.1. Analog and Digital
• 3.2. Analog To Digital
• 3.3. Binary and Its Advantages
• 3.4. Bits
• 3.5. Bit Patterns
• 3.6. Bytes

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