Identifier Names introduced by programmers in computer languages are called identifiers e Address he11。Wor1d One2Free just say hi Ring K凶心 2008-20092a Michael Fung, CS&E, The Chinese University of HK 82008-2009 2a Michael Fung, CS&E, The Chinese University of HK 8 Identifier Names introduced by programmers in computer languages are called identifiers. – e.g. Address hello_World One2Free j_u_s_t___2___say___hi Ring