多項(xiàng)選擇題

Refer to the exhibit. On the basis of the output generated by the show commands, which twostatements are true?()

A.All interfaces on the switch have been configured as access ports
B.Because it has not been assigned to any VLAN, interface gigabitethernet 0/1 does not appearin the show vlan output
C.Because it is configured as a trunk interface, interface gigabitethernet 0/1 does not appear inthe show vlan output
D.There are no native VLANs configured on the trunk
E.VLAN 1 will not be encapsulated with an 802.1q header
F.VLAN 2 will not be encapsulated with an 802.1q header


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1.單項(xiàng)選擇題

Refer to the exhibit. Based upon the output of show vlan on switch CAT2, what can we concludeabout interfaces Fa0/13 and Fa0/14?()

A.that interfaces Fa0/13 and Fa0/14 are in VLAN 1
B.that interfaces Fa0/13 and Fa0/14 are down
C.that interfaces Fa0/13 and Fa0/14 are trunk interfaces
D.that interfaces Fa0/13 and Fa0/14have a domain mismatch with another switch
E.that interfaces Fa0/13 and Fa0/14have a duplex mismatch with another switch

2.多項(xiàng)選擇題

Refer to the show interface Gi0/1 switchport command output shown in the exhibit. Which twostatements are true about this interface?()

A.This interface is a member of a voice VLAN
B.This interface is a dot1q trunk passing all configured VLANs
C.This interface is a member of VLAN7
D.This interface is configured for access mode
E.This interface is a member of VLAN1

3.單項(xiàng)選擇題Which of the following commands would you enter if you wanted to display spanning treestatistical information?()

A.show spantree backbonefast
B.show spantree statistics
C.show spantree uplinkfast
D.show spantree blockedports
E.show spantree portstate
F.show spantree portvlancost

5.單項(xiàng)選擇題What should you do to reduce spanning-tree protocol BPDU traffic during extended periods ofinstability in your VLANs?()

A.Combine all the VLAN spanning trees into a single spanning tree
B.Set forward delay and max-age timers to the maximum possible values
C.None of the choices
D.Change the router VTP server mode
E.Disable the root bridge

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