Basic Router Configuration Quiz

Basic Router Configuration Quiz 1.) What is the purpose of the enable secret command in Cisco router configuration? a. It configures the router's hostname. b. It sets the password for privileged EXEC mode and encrypts it. c. It secures the Telnet session. d. It assigns an IP address to the interface. Answer: b. 2.) Which command is used to save the running configuration to the startup configuration on a Cisco router? a. copy startup config running config b. save config c. copy running config startup config d. write memory Answer: c. 3.) What does the no shutdown command do when configuring an interface? a. It deactivates the interface. b. It activates the interface and brings it up. c. It configures the IP address of the interface. d. It secures remote access to the router. Answer: b. 4.) Which of the following commands displays the IPv4 interface configuration on a Cisco router? a. show IP interface brief b. show IP v6 interface brief c. show interfaces d. show ip route Answer: a. 5.) Which command would you use to verify the IPv6 configuration of an interface? a. show interfaces b. show ipv6 route c. show ipv6 interface brief d. show ip route Answer: c. 6.) What is the purpose of the banner MOTD command in Cisco router configuration? a. It configures the default gateway on the router. b. It displays a message to users who attempt to access the router. c. It secures the router’s console access. d. It assigns an IPv6 address to an interface. Answer: b. 7.) Which command is used to configure the default gateway for a Cisco switch? a. ip route b. ip default gateway c. ip route gateway d. default gateway ip Answer: b. 8.) What is the main difference between IPv4 and IPv6 addressing on a Cisco device when configuring interfaces? a. IPv6 addresses do not require a subnet mask. b. IPv4 addresses use a slash prefix, whereas IPv6 addresses use a subnet mask. c. IPv4 addresses use a subnet mask, whereas IPv6 addresses use a prefix length. d. IPv4 addresses can be configured only on interfaces connected to routers. Answer: c. 9.) Which of the following commands is used to display the routing table for IPv4 on a Cisco router? a. show ipv6 route b. show ip route c. show interfaces d. show ip interface brief Answer: b. 10.) What is the function of a default gateway on an end device? a. It allows communication between different devices on the same local network. b. It forwards packets to a device on another network. c. It secures the Telnet and SSH connections to the device. d. It configures the IP address of the device. Answer: b. 11.) When configuring interfaces on a Cisco router, what must be done to activate the interface? a. Assign an IP address. b. Use the no shutdown command. c. Set the device hostname. d. Encrypt passwords using service password encryption. Answer: b. 12.) How can you verify the configuration of an interface if you are in configuration mode on a Cisco router? a. show running config b. do show ip interface brief c. do show interfaces d. do show ip route Answer: b. 13.) What happens if a Cisco router loses power before the running configuration is saved? a. The router will automatically restore the configuration. b. The configuration will be lost unless it has been saved to the startup configuration. c. The configuration is stored in the router's BIOS. d. The router will reset to its factory default settings. Answer: b. 14.) What is the significance of adding a description to an interface in a Cisco router configuration? a. It improves the routing performance. b. It provides a human-readable label to identify the purpose of the interface. c. It configures the subnet mask for the interface. d. It encrypts the interface settings. Answer: b. 15.) In the context of routing, what does the term "no shutdown" command do? a. It ensures that the router can communicate with all other routers. b. It activates the interface and makes it operational. c. It configures the interface with an IP address. d. It secures remote SSH access to the router. Answer: b. 16.) Which command is used to configure a static IPv4 route on a Cisco router? a. ip default gateway b. ip route c. ip address d. ip route default Answer: b. 17.) What is a common issue when devices cannot communicate across different networks without a default gateway? a. Devices have incorrect IP addresses. b. Devices cannot connect to the same router. c. Devices are on different subnets and lack a default gateway to route traffic. d. The devices use mismatched subnet masks. Answer: c. 18.) How can a switch be remotely managed from another network? a. By configuring a static route on the switch. b. By setting the default gateway on the switch. c. By configuring the switch's DNS settings. d. By configuring an interface for SSH access. Answer: b. 19.) When configuring a router interface with an IP address, which command is used to exit from interface configuration mode? a. exit b. end c. shutdown d. exit interface Answer: a. 20.) If you forget to save the configuration on a router, what will happen if the router is rebooted? a. It will boot up with the saved configuration. b. It will load the factory defaults. c. It will retain the running configuration, but it will not save it. d. It will load the last saved startup configuration. Answer: b. 21.) What is the command to enter global configuration mode on a Cisco router? a. configure terminal b. enable c. interface d. configure global Answer: a. 22.) What is the result of issuing the show interfaces command on a Cisco router? a. It displays the routing table for the device. b. It shows the current configuration of the router’s interfaces. c. It provides a list of configured VLANs. d. It resets the interfaces on the router. Answer: b. 23.) What does the show ip interface brief command display? a. The status of routing protocols. b. The routing table of the router. c. The IP addresses and status of all interfaces on the router. d. The subnet mask of all interfaces. Answer: c. 24.) What happens if you don’t configure a default gateway on a Cisco switch? a. You can still configure the switch locally but won’t be able to manage it remotely. b. The switch will not function properly. c. The switch will automatically detect a default gateway from DHCP. d. The switch will not accept any configuration changes. Answer: a. 25.) How can a router's configuration be protected from unauthorized changes? a. By setting up a login banner. b. By encrypting passwords using the service password encryption command. c. By setting up an access control list (ACL) to block configuration changes. d. By using the enable secret and enable password commands. Answer: b.