多項(xiàng)選擇題A Catalyst 2950 needs to be reconfigureD.What steps will ensure that the old configuration is erased?()

A.Erase flash.
B.Restart the switch.
C.Delete the VLAN database.
D.Erase the running configuration.
E.Erase the startup configuration.
F.Modify the configuration register.


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1.多項(xiàng)選擇題Which three statements accurately describe layer 2 Ethernet switches?()

A.Microsegmentation decreases the number of collisions on the network.
B.if a switch receives a frame for an unkown destination,it uses ARP to resolve the address.
C.Spanning Tree Protocol allows switches to automatically share vlan information.
D.In a properly functioning network with redundant switched paths,each swiched aegment will contain oneroot bridge with all its ports in the forwarding state.All other switches in that broadcast domain will haveonly one root port.
E.Establishing vlans increases the number of  broadcast domains.
F.Switches that are configured with vlans make forwarding decisions based on both layer 2 and layer 3address information.

2.多項(xiàng)選擇題What are two characteristics of RIPv2? ()

A.classful routing protocol
B.variable-length subnet masks
C.broadcast addressing
D.manual route summarization
E.uses SPF algorithm to compute path

4.多項(xiàng)選擇題What are two results of entering the Switch(config)# vtp mode client command on a Catalyst switch?()

A.The switch will ignore VTP summary advertisements.
B.The switch will forward VTP summary advertisements.
C.The switch will process VTP summary advertisements.
D.The switch will originate VTP summary advertisements.
E.The switch will create, modify and delete VLANs for the entire VTP domain.

5.單項(xiàng)選擇題A technician is troubleshooting a host connectivity problem. The host is unable to ping a server connected to Switch_A. Based on the results of the testing, what could be the problem()。

A.A remote physical layer problem exists.
B.The host NIC is not functioning.
C.TCP/IP has not been correctly installed on the host.
D.A local physical layer problem exists.

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