Ccna quiz 7

What are two functions of dynamic routing protocols? (Choose two.) - to maintain routing tables - to assure low router overhead - to avoid exposing network information - to discover the network - to choose the path that is specified by the administrator

to discover the network to maintain routing tables

What is the purpose of classifying Cisco IP routing table entries as ultimate route, level 1 route, level 1 parent route, and level 2 child routes? - to enable the implementation of dynamic routing protocols - to explain the operation of the routing table as a flat database - to enable Cisco routers to implement both IPv4 and IPv6 routing - to explain the operation of the hierarchical structure of the routing table

to explain the operation of the hierarchical structure of the routing table

3. Refer to the exhibit. Fill in the blank. A route to ________/16 is required in the routing table of HQ to forward a packet from LAN 1 to LAN 2.

10.20.0.0

5. Refer to the exhibit. What is the IP address of the gateway for LAN 2? - 10.10.1.1 - 10.20.1.1 - 192.168.2.2 - 10.20.1.100 - 192.168.2.1

10.20.1.1

Refer to the exhibit. Given that HQ is correctly configured, what is the next hop address of a packet that HQ is forwarding to LAN 1? - 10.10.1.1 - 10.100.1.10 - 192.168.1.2 - 192.168.1.1

192.168.1.1

Here is a link to the PT Activity. Open the PT activity. Perform the tasks in the activity instructions and then answer the question. Which two networks are two hops away from Router2? (Choose two.)​ - 2001:DB8:: - 2001:DB8:1:: - 2001:DB8:2:: - 2001:DB8:5:: - 2001:DB8:6:: - 2001:DB8:8::​

2001:DB8:2:: 2001:DB8:6::

Exhibit: Refer to the exhibit. What is the metric to forward a data packet with the IPv6 destination address 2001:DB8:ACAD:E:240:BFF:FED4:9DD2? - 90 - 128 - 2170112 - 2681856 - 2682112 - 3193856

2682112

11. Which algorithm is used by the OSPF routing process to construct the SPF tree on a router? - DUAL algorithm - Bellman-Ford algorithm - Dijkstra's algorithm - path vector protocol

Dijkstra's algorithm

Which classless routing protocol supports VLSM and CIDR, bounded and triggered updates, and uses the multicast address of 224.0.0.10? - RIPv1 - RIPv2 - OSPF - EIGRP

EIGRP

8. What is the difference between interior and exterior routing protocols? - Exterior routing protocols are only used by large ISPs. Interior routing protocols are used by small ISPs. - Interior routing protocols are used to route on the Internet. Exterior routing protocols are used inside organizations. - Exterior routing protocols are used to administer a single autonomous system. Interior routing protocols are used to administer several domains. - Interior routing protocols are used to communicate within a single autonomous system. Exterior routing protocols are used to communicate between multiple autonomous systems.

Exterior routing protocols are used to administer a single autonomous system. Interior routing protocols are used to administer several domains. Interior routing protocols are used to communicate within a single autonomous system. Exterior routing protocols are used to communicate between multiple autonomous systems.

14. What is an advantage of OSPF compared to RIP? - fast convergence - less complexity - less CPU processing - low memory requirements

Fast convergence

Refer to the exhibit. In addition to static routes directing traffic to networks 10.10.0.0/16 and 10.20.0.0/16, Router HQ is also configured with the following command: ip route 0.0.0.0 0.0.0.0 serial 0/1/1 What is the purpose of this command? - Packets that are destined for networks that are not in the routing table of HQ will be dropped. - Packets with a destination network that is not 10.10.0.0/16 or is not 10.20.0.0/16 or is not a directly connected network will be forwarded to the Internet. - Packets that are received from the Internet will be forwarded to one of the LANs connected to R1 or R2. - Packets from the 10.10.0.0/16 network will be forwarded to network 10.20.0.0/16, and packets from the 10.20.0.0/16 network will be forwarded to network 10.10.0.0/16.

Packets with a destination network that is not 10.10.0.0/16 or is not 10.20.0.0/16 or is not a directly connected network will be forwarded to the Internet.

9. Which classless routing protocol supports VLSM and CIDR, supports manual route summarization, and uses the multicast address 224.0.0.9? - RIPv1 - RIPv2 - OSPF - EIGRP

RIPv2

Refer to the exhibit. All hosts and router interfaces are configured correctly. Pings to the server from both H1 and H2 and pings between H1 and H2 are not successful. What is causing this problem? - RIPv2 does not support VLSM. - RIPv2 is misconfigured on router R1. - RIPv2 is misconfigured on router R2. - RIPv2 is misconfigured on router R3. - RIPv2 does not support discontiguous networks.

RIPv2 is misconfigured on router R2.

Refer to the exhibit. A network engineer is replacing the static routing on the network with dynamic routing. If all shown interfaces are active, what is the first step that a configured dynamic routing protocol will perform on router HQ? - Router HQ will add the remote 10.10.0.0/16 and 10.20.0.0/16 networks to its routing table. - Router HQ will attempt to send information about the 192.168.1.0/30, 192.168.2.0/30, and 172.16.200.4/30 networks to routers R1 and R2. - Router HQ will add the 192.168.1.0/30, 192.168.2.0/30, and 172.16.200.4/30 networks to its routing table. - Router HQ will initially send information about network 172.16.200.4/30 to routers R1 and R2.

Router HQ will attempt to send information about the 192.168.1.0/30, 192.168.2.0/30, and 172.16.200.4/30 networks to routers R1 and R2.

10. Match the steps that are taken by a router in the route look up process when it receives a packet, there is no match, and the packet is eventually dropped. (Not all options are used.) Step 1 - examining level 1 network routes for the best match Step 2 - examining child routes of the parent route for the best match Step 3 - searching level 1 supernet routes for the best match Step 4 - determining if a default route exists Step 5 - dropping the packet

Step 1 - examining level 1 network routes for the best match Step 2 - examining child routes of the parent route for the best match Step 3 - searching level 1 supernet routes for the best match Step 4 - determining if a default route exists Step 5 - dropping the packet

Refer to the exhibit. A network engineer is troubleshooting why PC1 cannot communicate with hosts in other networks. What is the problem? - A default route has not been configured on router R1. - A default gateway IP address of 10.20.1.1 needs to be configured on PC1. - The IP address that is configured on PC1 is in a different network than the gateway address on router R1. - The subnet mask that is configured on PC1 is the same as the mask that is configured on the router R1 interface.

The IP address that is configured on PC1 is in a different network than the gateway address on router R1.

A network administrator has examined the routing table of a router and noted that the entry for the destination network 172.16.4.0/24 begins with the letter D. What does this letter signify? - The route to network 172.16.4.0/24 is directly connected. - The route source was learned dynamically. - That is the direct route for packets to that network. - The route to this network is configured statically on the router.

The route source was learned dynamically.

Which two statements are true for OSPF Hello packets? (Choose two.) - They are used to negotiate correct parameters among neighboring interfaces. - They are used to maintain neighbor relationships. - They are used to determine the complete network topology. - They are used for dynamic neighbor discovery. - They are used to flood link-state information to all neighbors.

They are used for dynamic neighbor discovery. They are used to maintain neighbor relationships.

What are two characteristics of link-state protocols compared to distance vector protocols? (Choose two.) - They require a lot of hardware resources. - They know of the network topology from the perspective of their neighbors. - They compute their own knowledge of the network topology. - They use hop counts to compute the network topology. - They flood the routing table to all hosts periodically.

They require a lot of hardware resources. They compute their own knowledge of the network topology.

Refer to the exhibit. A network engineer is configuring IPv6 routing on the network. Which command issued on router HQ will configure a default route to the Internet to forward packets to an IPv6 destination network that is not listed in the routing table?​ - ipv6 route ::/0 serial 0/0/0 - ip route 0.0.0.0 0.0.0.0 serial 0/1/1 - ipv6 route ::1/0 serial 0/1/1 - ipv6 route ::/0 serial 0/1/1

ipv6 route ::/0 serial 0/1/1

2. Refer to the exhibit. Which command that is issued on R1 will ensure that a packet from LAN 1 and destined for LAN 2 will be forwarded correctly? - ip route 10.20.0.0 255.255.0.0 192.168.1.1 - ip route 10.10.0.0 255.255.0.0 192.168.1.2 - ip route 10.20.0.0 255.255.0.0 serial 0/0/0 - ip route 10.20.0.0 255.255.0.0 fastethernet 0/0

p route 10.20.0.0 255.255.0.0 serial 0/0/0

6. Which factor directly affects the time to convergence? - the data link layer protocol used - number of hosts - size of the network - type of applications used

size of the network