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A.much expensiveB.very expensiveC.expensiveD.more expensive
A.much expensive
B.very expensive
C.expensive
D.more expensive
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A.much expensive
B.very expensive
C.expensive
D.more expensive
第1题
A.Physical
B. Transport
C. Network
D. Data link
第2题
A.Transport
B.Network
C.Session
D.Data Link
第3题
A.Session
B.Network
C.Data link
D.Transport
第4题
A.Session
B.Application
C.Network
D.Physical
第5题
A.Layer 1
B.Layer 5
C.Layer 6
D.Layer 7
第6题
A.Application
B.Internet
C.Transport
D.Network
E.Data Link
第7题
●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
第8题
The OSI(66)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
第9题
The OSI(66)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
第10题
A.Laye r2
B.Layer 3
C.Layer 5
D.Layer 7
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