●The OSI (68) model,sometimes also called ISO or 7 layers reference model for communicatio

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●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.

(68) A.referent

B.reference

C.referance

D.refering

参考答案:

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。

软考初级