單項(xiàng)選擇題A workgroup switch is configured with all ports assigned to VLAN 2. In addition,all ports are configured as full-duplex FastEthernet. What is the effect of adding switch ports to a new VLAN on this switch?()

A. The additions will create more collision domains.
B. IP address utilization will be more efficient.
C. More bandwidth will be required than was needed previously.
D. An additional broadcast domain will be created.
E. The possibility that switching loops will occur will increase dramatically.


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1.單項(xiàng)選擇題Why would a network administrator configure port security on a switch?()

A. To prevent unauthorized Telnet access to a switch port.
B. To limit the number of Layer 2 broadcasts on a particular switch port.
C. To prevent unauthorized hosts from accessing the LAN.
D. To protect the IP and MAC address of the switch and associated ports.
E. To block unauthorized access to the switch management interfaces over common TCP ports.

2.單項(xiàng)選擇題When a new trunk link is configured on an IOS based switch, which VLANs are allowed over the link?()

A. All defined VLANs are allowed on the trunk by default.
B. Each VLAN, or VLAN range, that is specified with the switchport mode command.
C. Each VLAN, or VLAN range, that is specified with the vtp domain command.
D. Each VLAN, or VLAN range, that is specified with the vlan database command.

3.單項(xiàng)選擇題What kind of cable should be used to establish a trunked line between two Catalyst 2950 switches?()

A. a straight-through cable
B. an EIA/TIA-232 serial cable
C. an auxiliary cable
D. a modem cable
E. a cross-over cable

4.多項(xiàng)選擇題What components are required to directly connect two PCs so they are able to participate in a simple peer-to-per network?()

A. Straight-through cable
B. Compatible network interfaces
C. Networking protocol
D. Hub
E. Crossover cable
F. router

5.單項(xiàng)選擇題Which type of cable should be used to make a connection between the Fa0/0 port on a router and the Fa0/0 port switch?()

A. Rollover cable
B. Console cab le
C. Crossover cable
D. Straight-through cable
E. Serial cable

最新試題

A Router with a BRI/T interface will be used for an ISDN Connection what other ISDN device is required to complete this connection? ()

題型:單項(xiàng)選擇題

Five minutes after issuing the show running-config command, a technician enters the command again and notices that several access list statements have been altered. Because of this, the technician believes that the router is being configured by an unknown person through Telnet. Before changing the router passwords, the technician would like to discover if anyone is connected to the router by Telnet and stop them from making further changes.Which commands will accomplish these options?()

題型:多項(xiàng)選擇題

Which command is used to display the placement and direction of an IP access control list on a router?()

題型:單項(xiàng)選擇題

A router with a serial interface will be used for an ISDN link.What other function group devices are required to complete the connection to the service provider? ()

題型:多項(xiàng)選擇題

Which statement describes the rule of split horizon?()

題型:單項(xiàng)選擇題

Which of the following if addresses can be assigned to host devices?()

題型:多項(xiàng)選擇題

A network host is configured as follows: Host IP address: 192.168.16.183 Subnet mask: 255.255.255.224 Default gateway: 192.168.16.190 Which of the following statements describe the network to which this host is attached?()

題型:多項(xiàng)選擇題

Identify three valid host addresses in the 192.168.27.0 network with a subnet mask of 255.255.255.240. ()

題型:多項(xiàng)選擇題

What is the purpose of pressing the Ctrl+Break keys during the router password recover procedure?()

題型:單項(xiàng)選擇題

The following access list was applied outbound on he E0 interface connected to the 192.168.1.8/29 LAN:access-list 123 deny tcp 192.168.1.8 0.0.0.7 eq 20 anyaccess-list 123 deny tcp 192.168.1.9 0.0.0.7 eq 21 anyWhat effect will this access list have?()

題型:單項(xiàng)選擇題