In the 7-layer OSI model, which layer switching will take place?（）A、Layer twoB、Layer fourC、Layer oneD、Layer three
In the 7-layer OSI model, which layer switching will take place?（）
- A、Layer two
- B、Layer four
- C、Layer one
- D、Layer three
相关考题：
As a CCNA candidate, you will be expected to know the OSI model very well. Which of the following are associated with the application layer (layer 7) of the OSI model? (Choose two)A. TCPB. TelnetC. FTPD. PingE. IPF. UDP
While troubleshooting a network connectivity problem, a Ezonexam technician observes steady link lights on both the workstation NIC and the switch port to which the workstation is connected. However, when the ping command is issued from the workstation, the output message "Request timed out." is displayed. At which layer of the 7-layer OSI model does the problem most likely exist?A. The data link layerB. The application layerC. The protocol layerD. The access layerE. The session layerF. The network layerG. None of the above
In the 7－layer OSI model, which layer switching will take place?() A.Layer twoB.Layer fourC.Layer oneD.Layer three
Which of the following layers of the TCP／IP model most closely corresponds to the network layer of the OSI model?() A.ApplicationB.InternetC.TransportD.NetworkE.Data Link
At Layer 2 of the OSI model, which component connects a host to the network media?（）A、HubB、SwitchC、BridgeD、NICE、Transceiver
Which of the following layers of the TCP/IP model most closely corresponds to the network layer of the OSI model?（）A、ApplicationB、InternetC、TransportD、NetworkE、Data Link
At which layer of the OSI model is the optimal path to a network destination determined at?（）A、Data LinkB、SessionC、PhysicalD、PresentationE、NetworkF、Transport
At which layer of the OSI model is RSTP used to prevent loops？（）A、data linkB、networkC、physicalD、transport
Which three of the following OSI model layers also belong to the TCP/IP model?（）A、The application layerB、The session layerC、The data link layerD、The transport layerE、The network interface layerF、The physical layer
Which protocols are found in the network layer of the OSI reference model and are responsible for path determination and traffic switching?（）A、LANB、routingC、WAND、network
Data encryption and decryption occurs at which layer of the OSI model?（）A、TransportB、PresentationC、SessionD、Application
According to the OSI model, which of the following layers is responsible for providing reliablecommunication?（）A、TransportB、NetworkC、SessionD、Data Link
多选题The TCP/IP network model differs from the more popular OSI model. Which of the layers below belong to the TCP/IP model?（）Aapplication layerBsession layerCtransport layerDinternet layerEnetwork layerFdata link layerGphysical layer
单选题Which of the following layers of the TCP/IP model most closely corresponds to the network layer of the OSI model?（）AApplicationBInternetCTransportDNetworkEData Link
多选题In the OSI model, at which layers do WANs operate at?（）AApplicationlayerBPresentationlayerCSessionlayerDTransportlayerENetworklayerFDatalinklayerGPhysicallayer
单选题In the 7-layer OSI model, which layer switching will take place?（）ALayer twoBLayer fourCLayer oneDLayer three