The basics? binary numbers

• Base conversion (binary, octal, decimal, hexadecimal)

  • Positional number system
    • 1012=510
    • 1018=6510
    • 10116=25710
  • Conversion between binary/octal/hex
    • Binary: 10011110001
    • Octal: 10 | 011 | 110 | 001=23618
    • Hex: 100 | 1111 | 0001=4F116

• Addition and subtraction are trivial

  • See Katz, appendix A

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