Minggu, 08 Februari 2009

ccna 2 final exam version 2 part 3

31. Refer to the exhibit. The routers in the exhibit are running the EIGRP routing protocol. What statement is true regarding how packets will travel from the 172.16.1.0/16 network to the 192.168.200.0/24 network?
The router chooses the first path that it learned and installs only that route in the routing table.
The router chooses the path with the lowest administrative distance and installs only that route in the routing table.
The router chooses the highest routing ID based on the advertised network IP addresses and installs only that route in the routing table.
The router installs all the equal cost paths in the routing table but sends packets out only one, holding the others in reserve in case the primary route goes down.
The router installs all the equal cost paths in the routing table and performs equal cost load balancing to send packets out multiple exit interfaces.

32. Refer to the exhibit. A packet enters Router1 with a destination IP of 172.16.28.121. Which routing table entry will be used to forward this packet to the destination address?
172.16.0.0/16 [1/0] via 192.168.0.1
172.16.0.0/20 [1/0] via 192.168.0.9
172.16.16.0/20 [1/0] via 192.168.0.17
0.0.0.0/0 is directly connected, Serial0/0/1

33. Refer to the exhibit. Routers 1 and 2 are directly connected over a serial link. Pings are failing between the two routers. What change by the administrator will correct the problem?
Set the encapsulation on both routers to PPP.
Decrease the bandwidth on Serial 0/1/0 on router 2 to 1544.
Change the cable that connects the routers to a crossover cable.
Change the IP address on Serial 0/1/0 on router 2 to 192.168.0.1/30.


34. Which two router component and operation pair are correctly described? (Choose two.)
DRAM - loads the bootstrap
RAM - stores the operating system
Flash - executes diagnostics at bootup
NVRAM - stores the configuration file
ROM - stores the backup configuration file
POST - runs diagnostics on hardware modules

35. The network administrator configures the router with the ip route 172.16.1.0 255.255.255.0 172.16.2.2 command.
How will this route appear in the routing table?
C 172.16.1.0 is directly connected, Serial0/0
S 172.16.1.0 is directly connected, Serial0/0
C 172.16.1.0 [1/0] via 172.16.2.2
S 172.16.1.0 [1/0] via 172.16.2.2


36. Refer to the exhibit. How many routes are both level 1 and qualify for use as an ultimate route?
1
2
3
4
5
6


37. Refer to the exhibit. All router interfaces are configured with an IP address and are perational. If no routing protocols or static routes are configured, what information will be included in the show ip route command output for router A?
All of the 192.168.x.0 networks will be in the routing table.
Routes to networks 192.168.1.0/24, 192.168.2.0/24, and 192.168.3.0/24 will be in the routing table.
The routing table will be empty because routes and dynamic routes have not been configured.
A default route is automatically installed in the routing table to allow connectivity between the networks.


38. Which three statements about routing protocols are true? (Choose three.)
OSPF elects designated routers on multiaccess links.
RIP does not support classless routing.
EIGRP supports unequal cost load balancing.
EIGRP uses broadcast traffic to establish adjacencies with its neighbors.
RIP does not advertise a route beyond a hop count of 15.
OSPF can convergence more quickly because it can find a feasible successor in its topology table when a successor route goes down.


39. Refer to the exhibit. What will happen if interface Serial0/0/1 goes down on Router1?
The Dijkstra algorithm will calculate the feasible successor.
DUAL will query neighbors for a route to network 192.168.1.0.
Neighbor 172.16.3.2 will be promoted to the feasible successor.
Traffic destined to the 192.168.1.0 network will be dropped immediately due to lack of a feasible successor.

40.
Refer to the exhibit. Which statement is true concerning the routing configuration?
Using dynamic routing instead of static routing would have required fewer configuration steps.
The 10.1.1.0/24 and 10.1.2.0/24 routes have adjacent boudaries and should be summarized.
The static route will not work correctly.
Packets routed to the R2 ethernet interface require two routing table lookups.


41. A network administrator has enabled RIP on routers B and C in the network diagram. Which of the following commands will prevent RIP updates from being sent to Router A?

A(config)# router rip
A(config-router)# passive-interface S0/0

B(config)# router rip
B(config-router)# network 192.168.25.48
B(config-router)# network 192.168.25.64

A(config)# router rip
A(config-router)# no network 192.168.25.32

B(config)# router rip
B(config-router)# passive-interface S0/0

A(config)# no router rip


42. Which of the following could describe the devices labeled "?" in the graphic? (Choose three.)
DCE
CSU/DSU
LAN switch
modem
hub


43. Which of the following are required when adding a network to the OSPF routing process configuration? Choose three.)
network address
loopback address
autonomous system number
subnet mask
wildcard mask
area ID


44. The Suffolk router is directly connected to the networks shown in the graphic and has a efault route that points to the Richmond router. All interfaces are active and properly addressed. However, when the workstation on network 172.29.5.0/24 sends a packet to destination address 172.29.198.5, it is discarded by the Suffolk router. What can be a reason for this result?
The ip classless command is not enabled on the Richmond router.
The route was ignored if the Richmond router did not include the 172.29.198.0/24 network in its routing updates.
The Richmond router is in a different autonomous system than the Suffolk router.
The ip subnet-zero command was not configured on the Suffolk router.
The ip classless command is not enabled on the Suffolk router.


45. Refer to the exhibit. When troubleshooting a network, it is important to interpret the output of various router
commands. On the basis of the exhibit, which three statements are true? (Choose three.)
The missing information for Blank 1 is the command show ip route.
The missing information for Blank 1 is the command debug ip route.
The missing information for Blank 2 is the number 100.
The missing information for Blank 2 is the number 120.
The missing information for Blank 3 is the letter R.
The missing information for Blank 3 is the letter C.


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