第一章单元测试
- The web server is not an end system?
- The upper layers of the OSI model are ( )in correct order.
- The lower layers of the OSI model are ( )in correct order.
- The Internet Protocol (IP) generally corresponds to which OSI layer?
- Which of these network devices primarily functions at the OSI Network layer(layer 3)?
A:错 B:对
答案:错
A:Application,presentation,session B:Session,presentation,application C:Session,application,presentation D:Session,application,presentation,physical
答案:Session,presentation,application
A:physical,transport,network,data link B:physical,logical,system,network C:physical,system,network,logical D:physical,data link,network,transport
答案:physical,data link,network,transport
A:Network(layer three) B:Session(layer five) C:Data link(layer two) D:Transport(layer four)
答案:Network(layer three)
A:All of the above B:Router C:Gateway D:Switch
答案:Router
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