(1) (KB) (
Kilo
Byte) One thousand bytes (technically 1,024 bytes). See
kilo and
space/time.
(2) (Kb) (
Kilo
Bit) One thousand bits (technically 1,024 bits). Lower case "b" for bit and "B" for byte are not always followed and often misprinted. Thus, Kb may refer to kilobyte. See
kilo and
space/time.
(3) See
keyboard.