How Computers Work
hexadecimal
base 16 (0–F), 1 hex digit = 4 bits (a nibble), 2 hex = 1 byte
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Everything Is a NumberHow Computers WorkMore terms from this board
- ASCII1-byte character code (A=65)
- binarybase 2
- bitone 0/1 switch
- byte8 bits (0–255)
- endiannessbyte order of a multi-byte value (big = network order, little = x86)
- nibble4 bits
- RGBred/green/blue, one byte each
- typethe agreement on how to read bytes
- Unicode / UTF-8variable-length code for all writing
- word sizebits the CPU handles at once (32/64-bit) → also the address space