What character(s) does a bitstring is encoded in each character set?

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-1fab4a56bú´¥k
SJIS-WINfab4a56b嶸・k
EUC-JPfab4a56b??
UTF-8fab4a56b???k
UHCfab4a56b駭쩵