●The OSI (68) model,sometimes also called ISO or 7 layers reference model for communication.has been developed by the International Standards Organization in early 1980's.
A、referent
B、reference
C、referance
D、refering
时间:2022-01-02 03:28关键词:
答案解析
B 【解析】OSI参考模型,有时也称做ISO或者7层通信参考模型,是在20世纪80年代初由国际标准化组织所认定的。