Continuation of Implementation & Operations CCNA actual exam topic questions.
Question 21:
A network administrator is configuring the routers in the graphic for OSPF. The OSPF process has been started and the networks have been configured for Area 0 as shown in the diagram. The network administrator has several options for configuring RouterB to ensure that it will be preferred as the designated router (DR) for the 172.16.1.0 /24 LAN segment. What configuration tasks could be used to establish this preference? (Choose three.)
A. Configure the priority value of the Fa0/0 interface of RouterB to a higher value than any other interface on the Ethernet network.
B. Change the router id of Router B by assigning the IP address 172.16.1.130/24 to the Fa0/0 interface of RouterB.
C. Configure a loopback interface on RouterB with an IP address higher than any IP address on the other routers.
D. Change the priority value of the Fa0/0 interface of RouterB to zero.
E. Change the priority values of the Fa0/0 interfaces of RouterA and RouterC to zero.
F. No further configuration is necessary.
Answer: ACE
Question 22:
Refer to the graphic. Two 2950 switches connect through ports Fa0/24 and a straight-through cable. Based on the output of the show cdp neighbor command from both switches and the information given, what can be concluded?
A. Port Fa0/24 on each switch must be configured in VLAN 1 in order for the switches to see neighbor information.
B. Port Fa0/24 on each switch must be configured as a trunk port in order for neighbor information to be received.
C. The switches are not cabled properly.
D. An IP address needs to be assigned to both switches.
E. VTP is incorrectly configured on switch A.
Answer: C
Question 23:
Refer to the topology and router configuration shown in the graphic. A host on the LAN is accessing an FTP server across the Internet. Which of the following addresses could appear as a source address for the packets forwarded by the router to the destination server?
A. 10.10.0.1
B. 10.10.0.2
C. 199.99.9.33
D. 199.99.9.57
E. 200.2.2.17
F. 200.2.2.18
Answer: D
Question 24:
Refer to the graphic. A company wants to use NAT in the network shown. Which commands will apply the NAT configuration to the proper interfaces? (Choose two.)
A. R1(config)# interface serial0/1
R1(config-if)# ip nat inside
B. R1(config)# interface serial0/1
R1(config-if)# ip nat outside
C. R1(config)# interface fastethernet0/0
R1(config-if)# ip nat inside
D. R1(config)# interface fastethernet0/0
R1(config-if)# ip nat outside
E. R1(config)# interface serial0/1
R1(config-if)# ip nat outside source pool 200.2.2.18 255.255.255.252
F. R1(config)# interface fastethernet0/0
R1(config-if)# ip nat inside source 10.10.0.0 255.255.255.0
Answer: BC
Question 25:
Refer to the graphic. Which of the following commands would create the output shown at the bottom of the graphic?
A. Router# show ip eigrp topology
B. Router# show ip route
C. Router# show ip eigrp neighbors
D. Router# show ip ospf route
E. Router# show ip ospf database
Answer: A
Question 26:
Refer to the exhibit. Which ports could safely be configured with PortFast? (Choose two.)
A. Switch1 - port Fa1/2
B. Switch2 - port Fa1/2
C. Switch1 - port Fa1/3
D. Switch2 - port Fa1/3
E. Switch1 - port Fa1/1
F. Switch2 - port Fa1/1
Answer: CD
Question 27:
Refer to the exhibit. Communication with the Internet is vital to all networks belonging to the corporation. On which of the four routers shown in the graphic should a default route be configured, assuming that a routing protocol is being used to distribute the default route? 
A. A
B. B
C. C
D. ISP
Answer: A
Question 28:
Refer to the graphic. It has been decided that Workstation 1 should be denied access to Server1. Which of the following commands are required to prevent only Workstation 1 from accessing Server1 while allowing all other traffic to flow normally? (Choose two.)
A. RouterA(config)# interface fa0/0
RouterA(config-if)# ip access-group 101 out
B. RouterA(config)# interface fa0/0
RouterA(config-if)# ip access-group 101 in
C. RouterA(config)# access-list 101 deny ip host 172.16.161.150 host 172.16.162.163
RouterA(config)# access-list 101 permit ip any any
D. RouterA(config)# access-list 101 deny ip 172.16.161.150 0.0.0.255 172.16.162.163 0.0.0.0
RouterA(config)# access-list 101 permit ip any any
Answer: BC
Question 29:
Refer to the topology and command output within the exhibit. When hosts on the 172.16.5.0 network attempt to ping the remote server at 192.168.145.27, the message "Reply from 192.168.145.27:TTL expired in transit" is returned. What is the cause of this problem?
A. No static route is configured on the SOHO router to the 192.168.145.0 network.
B. No static route is configured on the ISP router to the 192.168.145.0 network.
C. A routing protocol must be configured to send packets between SOHO and ISP.
D. A routing loop has occurred.
Answer: D
Question 30:
Refer to graphic and examine the output from the London switch . What VTP functions will this switch perform?
A. create, change, and delete VLANs for the VTP domain
B. learn and save VTP configuration information in the running configuration only
C. forward VTP configuration information
D. backup the VTP database for the closest VTP server
E. prevent VTP information from reaching workgroup switches
Answer: C
Question 31:
Refer to the exhibit. Based on the exhibited routing table, how will packets from a host within the 192.168.10.192/26 LAN be forwarded to 192.168.10.1?
A. The router will forward packets from R3 to R2 to R1.
B. The router will forward packets from R3 to R1 to R2.
C. The router will forward packets from R3 to R2 to R1 AND from R3 to R1.
D. The router will forward packets from R3 to R1.
Answer: C
Question 32:
A network administrator needs to verify that switch interface 0/5 has been assigned to the Sales VLAN. Which command will accomplish this task?
A. show vlan
B. show mac-address-table
C. show vtp status
D. show spanning-tree root
E. show ip interface brief
Answer: A
Question 33:
Refer to the exhibit. Host A needs to send data to Host B. Which Layer 2 and Layer 3 destination addresses will be used to send the data from Host A to Host B?
A. 192.168.60.5 and 0011.43da.2c98
B. 192.168.60.5 and 0007.0e56.ab2e
C. 192.168.24.1 and 0007.0e56.ab2e
D. 192.168.24.2 and 0007.0e84.acef
Answer: B
Question 34:
Refer to the exhibit. What is the correct addressing for a frame and packet received by Host B from Host A?
A. Destination MAC: 0011.43da.2c98
Source MAC: 0070.0e8f.088a
Destination IP: 192.168.60.5
Source IP: 192.168.24.5
B. Destination MAC: 0011.43da.2c98
Source MAC: 00b0.d0ef.5f6a
Destination IP: 192.168.60.5
Source IP: 192.168.24.5
C. Destination MAC: 0011.43da.2c98
Source MAC: 0070.0e8f.088a
Destination IP: 192.168.60.5
Source IP: 192.168.60.1
D. Destination MAC: 0011.43da.2c98
Source MAC: 0070.0e97.af4e
Destination IP: 192.168.60.5
Source IP: 192.168.60.2
Answer: A
Refer to the exhibit. Switch-1 needs to send data to a host with a MAC address of 00b0.d056.efa4. What will Switch-1 do with this data?
A. Switch-1 will drop the data because it does not have an entry for that MAC address.B. Switch-1 will flood the data out all of its ports except the port from which the data originated.
C. Switch-1 will send an ARP request out all its ports except the port from which the data originated.
D. Switch-1 will forward the data to its default gateway.
Answer: B
Question 36:
Why has the network shown in the exhibit failed to converge?
A. The no auto-summary command needs to be applied to the routers.B. The network numbers have not been properly configured on the routers.
C. The subnet masks for the network numbers have not been properly configured.
D. The autonomous system number has not been properly configured.
E. The bandwidth values have not been properly configured on the serial interfaces.
Answer: A
Question 37:
Refer to the exhibit. A network associate has configured OSPF with the command:
City(config-router)#network 192.168.12.64 0.0.0.63 area 0
After completing the configuration, the associate discovers that not all the interfaces are participating in OSPF. Which three of the interfaces shown in the exhibit will participate in OSPF according to this configuration statement? (Choose three.)
A. FastEthernet0 /0B. FastEthernet0 /1
C. Serial0/0
D. Serial0/1.102
E. Serial0/1.103
F. Serial0/1.104
Answer: BCD
Question 38:
Refer to the exhibit. What can be determined about the interfaces of the Main_Campus router from the output shown?
A. The LAN interfaces are configured on different subnets.B. Interface FastEthernet 0/0 is configured as a trunk.
C. The Layer 2 protocol of interface Serial 0/1 is NOT operational.
D. The router is a modular router with five FastEthernet interfaces.
E. Interface FastEthernet 0/0 is administratively deactivated.
Answer: B
Question 39:
Refer to the output of the two show commands in the exhibit. If an administrator tries to ping host 10.1.8.5 from host 10.1.6.100, how will the ICMP packets be processed by Router A?
A. The packets will be discarded.B. The packets will be routed out the S0/0 interface.
C. The packets will be routed out the S0/1 interface.
D. The packets will be routed out the Fa0/0 interface.
Answer: C
Question 40:
Refer to the exhibit. Assuming that the entire network topology is shown, what is the operational status of the interfaces of R2 as indicated by the command output shown?
A. One interface has a problem.B. Two interfaces have problems.
C. The interfaces are functioning correctly.
D. The operational status of the interfaces cannot be determined from the output shown.
Answer: C
Question 41:
Refer to the exhibit. A network technician is asked to design a small network with redundancy. The exhibit represents this design, with all hosts configured in the same VLAN. What conclusions can be made about this design?
A. This design will function as intended.B. Spanning-tree will need to be used.
C. The router will not accept the addressing scheme.
D. The connection between switches should be a trunk.
E. The router interfaces must be encapsulated with the 802.1Q protocol.
Answer: C
Question 42:
A company is experiencing network delays. The network administrator discovers that a worker in a location far from the MDF has connected an old 10BASE-T switch with redundant links to the existing network. How could this action be responsible for the impaired network performance?
A. Connecting a host to the old switch has created a broadcast storm.
B. The 10BASE-T switch forced the entire network to be reduced to 10 Mbps operation.
C. The old switch does not support VLANs, which has disabled the VLAN configuration of the entire the network.
D. The old switch does not support full-duplex operation, effectively forcing half-duplex operation throughout the network.
E. Spanning Tree Protocol has elected the old switch as the root bridge, creating inefficient data paths through the switched network.
Answer: E
Question 43:
Refer to the exhibit. What does STATUS=ACTIVE refer to in the output of the show frame-relay pvc command?
A. The PVC is experiencing congestion.B. The Frame Relay switch is correctly programmed with the DLCI and is operational.
C. The router is actively broadcasting to establish a link to the Frame Relay switch.
D. The router is connected to the local Frame Relay switch, but not to the far end device.
Answer: B
Question 44:
Refer to the exhibit. The Lakeside Company has the internetwork in the exhibit. The administrator would like to reduce the size of the routing table on the Central router. Which partial routing table entry in the Central router represents a route summary that represents the LANs in Phoenix but no additional subnets?
A. 10.0.0.0/22 is subnetted, 1 subnetsD10.0.0.0 [90/20514560] via 10.2.0.2, 6w0d, Serial0/1
B. 10.0.0.0/28 is subnetted, 1 subnets
D10.2.0.0 [90/20514560] via 10.2.0.2, 6w0d, Serial0/1
C. 10.0.0.0/30 is subnetted, 1 subnets
D10.2.2.0 [90/20514560] via 10.2.0.2, 6w0d, Serial0/1
D. 10.0.0.0/22 is subnetted, 1 subnets
D10.4.0.0 [90/20514560] via 10.2.0.2, 6w0d, Serial0/1
E. 10.0.0.0/28 is subnetted, 1 subnets
D10.4.4.0 [90/20514560] via 10.2.0.2, 6w0d, Serial0/1
F. 10.0.0.0/30 is subnetted, 1 subnets
D 10.4.4.4 [90/20514560] via 10.2.0.2, 6w0d, Serial0/1
Answer: D
Question 45:
Refer to the exhibit. Which two statements describe the OSPF relationships between the routers? (Choose two.)
A. R3 is fully adjacent with R2 and is the DR for the 192.168.2.4 network.B. R3 is fully adjacent with R1 and is the DR for the 10.1.1.0 network.
C. R3 is fully adjacent with R2 and is the BDR for the 10.1.1.0 network.
D. R2 is fully adjacent with R1 and is the BDR for the 10.1.1.0 network.
E. R3 is fully adjacent with routers R1 and R2
F. R2 is the DR for networks 192.168.1.0 and 172.16.2.0.
Answer: BE
Question 46:
Based on the topology table that is shown in the exhibit and assuming that variance is not configured for EIGRP, which route or routes should appear in the routing table?
A. D 192.168.8.20 (2707456/2195456), Serial0/1B. D 192.168.2.0/24 [90/2707456] via 192.168.8.22, 00:27:50, Serial0/0
[90/3815424] via 192.168.8.18, 00:27:50, Serial0/2
C. D 192.168.2.0/24 [90/3815424] via 192.168.8.18, 00:27:50, Serial0/2
D. D 192.168.8.24/30 [90/2681856] via 192.168.8.22, 00:27:50, Serial0/0
Answer: D
Question 47:
Refer to the exhibit. The network has been configured with STP disabled. HostA sends an ARP request for the IP address of a site on the Internet. What will happen to this ARP request? (Choose two.)
A. Because the ARP request is a broadcast, SW-A will not forward the request.B. SW-A will convert the broadcast to a unicast and forward it to SW-D.
C. The switches will propagate the broadcast, creating a broadcast storm.
D. From a port on SW-A, HostA will receive an ARP reply containing the MAC address.
E. From the Ethernet interface of RouterX, HostA will receive an ARP reply that contains the MAC address.
F. The switches will propagate the broadcast until the TTL of the frame reduces to 0. Then the frame will be discarded.
Answer: CE
Question 48:
Refer to the exhibit. Spanning Tree Protocol has created a loop-free logical topology in the network that is pictured. How many ports have been placed in the blocking mode?
A. noneB. one
C. two
D. three
E. four
Answer: C
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