Glossary

Computation terms, each answered in under two minutes. Entries are organized by topic:

• Number representation — bits, binary, hexadecimal, two's complement, floating point
• Logic — boolean logic (AND, OR, NOT, XOR)
• Complexity — Big-O notation
• Text — UTF-8 encoding

Every term links back to the lesson where it is introduced. Start with any entry or work through the lessons in order.