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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-1fbaaaaûªª
SJIS-WINfbaaaa諶ェ
EUC-JPfbaaaa?
UTF-8fbaaaa???
UHCfbaaaa