2026 COMPUTER NETWORKS TEST WITH CORRECT ANSWERS
1 Top of Form
After several configuration changes are made to a router, the copy running-configuration startup-configuration command is issued.
Where will the changes be stored?
flash
ROM
NVRAM
RAM
the configuration register
a TFTP server
Bottom of Form
2 Top of Form
What is associated with link-state routing protocols?
low processor overhead
poison reverse
routing loops
split horizon
shortest-path first calculations
Bottom of Form
3 Top of Form
Refer to the exhibit. Which commands are needed to complete the switch configuration so that SSH can be used to telnet from host A to
SW_1? (Choose two.)
SW_1(config)# username david password class
SW_1(config)# line vty 0 15
,2026 COMPUTER NETWORKS TEST WITH CORRECT ANSWERS
SW_1(config-line)# login
SW_1(config-line)# password cisco
,2026 COMPUTER NETWORKS TEST WITH CORRECT ANSWERS
SW_1(config)# line vty 0 15
SW_1(config-line)# login local
SW_1(config-line)# transport input ssh
SW_1(config)# login ssh
SW_1(config)# password class
SW_1(config)# login key rsa
SW_1(config)# password cisco
SW_1(config)# password encrypted cisco
Bottom of Form
4 Top of Form
Which router command will verify that the router has a path to a destination network?
Router# show ip interfaces brief
Router# show ip route
Router# show cdp neighbors
Router# show running-config
Router# show protocols
Bottom of Form
5 Top of Form
Refer to the exhibit and the following error message from the SwB switch.
00:22:43: %SPANTREE-7-RECV_1Q_NON_TRUNK: Received 802.1Q BPDU on non trunk FastEthernet0/1 VLAN1.
00:22:43: %SPANTREE-7-BLOCK_PORT_TYPE: Blocking FastEthernet0/1 on VLAN0001. Inconsistent port type.
Considering that the link between the two switches is good and the correct type, what could cause this error message?
The Spanning Tree Protocol has been disabled on one switch.
The Spanning Tree Protocol has been disabled on both switches.
The IEEE 802.1Q trunking port has a speed mismatch on one of the switches.
The SwA port is configured as a trunk port and the SwB port is configured as an access port.
The SwA port has IEEE 802.1Q trunking enabled and the SwB port has ISL trunking enabled.
Bottom of Form
6 Top of Form
Which sequence of commands is used to configure a loopback address on a router?
Router1(config)# interface loopback 1
, 2026 COMPUTER NETWORKS TEST WITH CORRECT ANSWERS
Router1(config-if)# ip address 192.168.1.1
1 Top of Form
After several configuration changes are made to a router, the copy running-configuration startup-configuration command is issued.
Where will the changes be stored?
flash
ROM
NVRAM
RAM
the configuration register
a TFTP server
Bottom of Form
2 Top of Form
What is associated with link-state routing protocols?
low processor overhead
poison reverse
routing loops
split horizon
shortest-path first calculations
Bottom of Form
3 Top of Form
Refer to the exhibit. Which commands are needed to complete the switch configuration so that SSH can be used to telnet from host A to
SW_1? (Choose two.)
SW_1(config)# username david password class
SW_1(config)# line vty 0 15
,2026 COMPUTER NETWORKS TEST WITH CORRECT ANSWERS
SW_1(config-line)# login
SW_1(config-line)# password cisco
,2026 COMPUTER NETWORKS TEST WITH CORRECT ANSWERS
SW_1(config)# line vty 0 15
SW_1(config-line)# login local
SW_1(config-line)# transport input ssh
SW_1(config)# login ssh
SW_1(config)# password class
SW_1(config)# login key rsa
SW_1(config)# password cisco
SW_1(config)# password encrypted cisco
Bottom of Form
4 Top of Form
Which router command will verify that the router has a path to a destination network?
Router# show ip interfaces brief
Router# show ip route
Router# show cdp neighbors
Router# show running-config
Router# show protocols
Bottom of Form
5 Top of Form
Refer to the exhibit and the following error message from the SwB switch.
00:22:43: %SPANTREE-7-RECV_1Q_NON_TRUNK: Received 802.1Q BPDU on non trunk FastEthernet0/1 VLAN1.
00:22:43: %SPANTREE-7-BLOCK_PORT_TYPE: Blocking FastEthernet0/1 on VLAN0001. Inconsistent port type.
Considering that the link between the two switches is good and the correct type, what could cause this error message?
The Spanning Tree Protocol has been disabled on one switch.
The Spanning Tree Protocol has been disabled on both switches.
The IEEE 802.1Q trunking port has a speed mismatch on one of the switches.
The SwA port is configured as a trunk port and the SwB port is configured as an access port.
The SwA port has IEEE 802.1Q trunking enabled and the SwB port has ISL trunking enabled.
Bottom of Form
6 Top of Form
Which sequence of commands is used to configure a loopback address on a router?
Router1(config)# interface loopback 1
, 2026 COMPUTER NETWORKS TEST WITH CORRECT ANSWERS
Router1(config-if)# ip address 192.168.1.1
