Bonus CCNA Exam Back to main page 1. Which of the following is not a step in the router boot-up sequence? The IOS looks for a valid configuration file in NVRAM (the startup configuration) if the configuration register isset to 0x2102The bootstrap loads the Cisco IOS softwareThe IOS looks for a valid configuration file in NVRAM (the startup configuration) if the configuration register isset to 0x2142On power on, the router first performs the POSTQuestion 1 of 46 2. What is the best summary route for these routes: 172.16.10.0/23, 172.16.12.128/25, and 172.16.9.0/25? 172.16.8.0/22172.16.0.0/16172.16.8.0/21172.16.8.0/20Question 2 of 46 3. An operator decides to apply the below configuration. What are consequences of this action? If GigabitEthernet5/1 goes down, the HSRP priority of the local router will be increased by 30.If GigabitEthernet5/1 goes down, the HSRP priority of the local router will be decreased by 30.If GigabitEthernet5/1 goes up, the HSRP priority of the local router will be increased by 30.If GigabitEthernet5/1 goes up, the HSRP priority of the local router will be decreased by 30.Question 3 of 46 4. What needs to be configured on R1 to have this output? ip 2.2.2.2 R3ip host 2.2.2.2 R3ip host R3 2.2.2.2ip R3 2.2.2.2Question 4 of 46 5. You connect to a router using the console port and see this: 'R2# '. What is this mode called? Enable modePrivileged modeSuper-user modeUser modeQuestion 5 of 46 6. A router has to send a packet to 172.16.27.38, and it has in its routing table the following routes: 172.16.24.0/22, 172.16.27.0/25, 172.16.27.0/24, and 172.16.0.0/19. What route will be used to forward the packet? 172.16.27.0/24172.16.0.0/19172.16.24.0/22172.16.27.0/25Question 6 of 46 7. What are the purposes of using DR and BDR routers? To advertise the routers on the multi-access segmentTo reduce the number of adjacencies required on the segmentTo advertise only the Network LSAsTo ensure that updates are sent to all routers on the segmentQuestion 7 of 46 8. You have configured the router using this configuration-register value. What will happen after a reboot of the router? The router will ignore the contents of Non-Volatile RAM (NVRAM) (will ignore configuration)The router will boot in boot modeThe router will ignore the configuration sections where passwords are referencedThe router will boot up in rommon modeQuestion 8 of 46 9. What are the benefits of using VTP? Ease of adding and removing VLANsAccurate monitoring and reporting of VLANsPush VLAN configuration from a central SNMP hostVLAN consistency across the networkQuestion 9 of 46 10. Which of the following are typical ICMPv6 messages? Prefix DiscoveryRouter SolicitationsRedirectsNeighbor SolicitationsQuestion 10 of 46 11. Which OSPF timer needs to be the same for the OSPF adjacency to come up? Hello intervalUpdate intervalLSA refresh intervalDead intervalQuestion 11 of 46 12. What are some of the techniques that allow migration from IPv4 to IPv6? IPSecNAT-PTISATAPAutomatic 6to4Question 12 of 46 13. What is the process through which a new header is added to the data as it passes down each OSI layer called? SegmentationProcessingTaggingEncapsulationQuestion 13 of 46 14. What is the mechanism through which the data is reliably transferred using TCP? Flow ControlAcknowledgementsSynchronizationWindowingQuestion 14 of 46 15. What is the command to allow OSPF traffic in an ACL? access-list 101 permit ip 89 any anyaccess-list 101 permit ip 89 anyaccess-list 101 permit ospf anyaccess-list 101 permit ospf any anyQuestion 15 of 46 16. Which of the following is not a PAgP mode? ActiveAutoDesirableOnQuestion 16 of 46 17. What are some of the reasons for which SNMP is used? Remote network configurationNetwork monitoring performanceTraffic pattern analysisTroubleshootingQuestion 17 of 46 18. What is the command that produces this output? show ipv6 cefshow ipv6 interfacesshow ipv6 addressshow ipv6 neighborsQuestion 18 of 46 19. To what RSTP port state has the STP Listening port state been converted to? LearningDiscardingBlockingListeningQuestion 19 of 46 20. What are the main functions that a switch performs? Learning MAC addressesDiscovering network devicesFiltering and forwarding framesPreventing loops in the networkQuestion 20 of 46 21. Which of the following criteria is not part of the STP election algorithm? Lowest sender bridge IDLowest hello timerLowest root port IDLowest root bridge IDQuestion 21 of 46 22. The following definition belongs to which RSTP port role: 'Alternative path to the root bridge but different from the root port path'? Backup PortDesignated PortAlternate PortRoot PortQuestion 22 of 46 23. Other than assigning an IP address, what are the two mandatory parameters that need to be assigned through DHCP? Subnet maskDefault routerDNSLease timeQuestion 23 of 46 24. You have telnetted to a router and started a few debug commands. However, there is nothing shown on the screen. What do you need to do to see the debugging messages on the screen? Add debug enable" command"Add debug monitor" command"Add monitor debug" command"Add terminal monitor" command"Question 24 of 46 25. What are the advantages of using the switch port’s port security feature? Identifies a violation actionIdentifies how many devices can connect to the switch portIdentifies whether a router or a switch was connectedIdentifies who can connect to the switch portQuestion 25 of 46 26. Considering the below diagram and output, what is the command to add a static route on R1 toward the route 2001:1:2:3::/64? ipv6 route 2001:1:2:3::/64 FE80::C802:60FF:FE8A:0ip route 2001:1:2:3::/64 f0/0 FE80::C802:60FF:FE8A:0ipv6 route 2001:1:2:3::/64 f0/0 FE80::C802:60FF:FE8A:0ipv6 route 2001:1:2:3::/64 f0/0Question 26 of 46 27. Considering that LACP is used to configure a Port-Channel interface, when will the EtherChannel not come up? The Etherchannel using LACP will always come up regardless of how the switches are configuredWhen both sides are configured as ActiveWhen one side is configured as Active and the other as PassiveWhen both sides are configured as PassiveQuestion 27 of 46 28. What are the benefits of using VTP pruning? Contains the VLAN configuration on switches configured as a VTP serverPrevents VLAN information, broadcasts, multicasts, and unicasts from flooding other trunk ports whenthere is no needPropagates the VLAN configuration on all network switches Reduces unnecessary broadcast, multicast, and flooded unicast traffic, which in turn increasesavailable bandwidthQuestion 28 of 46 29. Considering that the router needs to be configured for NAT, what command needs to be applied on the Serial interface? ip nat insideip nat inside translateip nat outsideip nat outside translateQuestion 29 of 46 30. You want to apply ACL 1 on the Telnet lines. What is the correct command to achieve this? CBDAQuestion 30 of 46 31. Which debug command returns this output? debug ip arpdebug arpdebug arp packetdebug arp resolutionQuestion 31 of 46 32. What command is needed to disaply the EIGRP neighbors? show ip eigrp topology neighborsshow ip eigrp neighborsshow ip eigrp neighbors tableshow ip eigrp table neighborsQuestion 32 of 46 33. What is the correct order of the state through which two routers has to go before an adjacency is established? Down, Attempt, Init, 2-Way, Exchange, Exstart, Loading, FullDown, Attempt, Init, 2-Way, Exstart, Exchange, Loading, FullDown, Attempt, Init, Exstart, Exchange, 2-Way, Loading, FullDown, Attempt, Init, Exchange, Exstart, 2-Way, Loading, FullQuestion 33 of 46 34. What results from each VLAN having its own subnet address? Communication is segmented between hosts in one VLAN and another VLANCommunication between two VLANs requires a layer 3 deviceCommunication is not segmented between hosts in one VLAN and another VLANCommunication between two VLANs does not require a layer 3 deviceQuestion 34 of 46 35. In OSPF, the size of router-id is 32 bit. What is the size of the router-id field in OSPFv3? 32 bits64 bits16 bits128 bitsQuestion 35 of 46 36. What are the RSTP link types? SharedHostEdgePoint-to-pointQuestion 36 of 46 37. What are the messages exchanged in a CHAP authentication? AcceptChallengeResponseRejectQuestion 37 of 46 38. Which statements are true based on the output shown below? R3 is a routerR2 has two CDP neighborsR2 is using F0/0 to connect to R3R1 is using F0/0 to connect to R2Question 38 of 46 39. Which of the below versions of the IPv6 address 2001:0000:0000:12A0:0000:5678:af23:bcdd is not correct? 2001::12A0::5678:af23:bcdd2001::12A0:0000:5678:af23:bcdd2001:0000:0:12A0::5678:af23:bcdd2001:0:0:12A0::5678:af23:bcddQuestion 39 of 46 40. Which of the following is not an OSPF area type? Not-so-stubby areaStub areaCore areaBackbone areaQuestion 40 of 46 41. What are the protocols through which external authentication is possible? SSHRADIUSTELNETTACACS+Question 41 of 46 42. Considering the below output, what is the correct configuration of gi1/0/2? BDCAQuestion 42 of 46 43. What are some reasons that RSTP improves STP convergence? Waits for three missed Hellos on a root port instead of tenTransitions from the discarding (rather than blocking) state to the learning state, thus bypassing the listening stateIntegration and standardization of Cisco’s PortFast, UplinkFast, and BackboneFastRuns only on the newer platforms with faster CPUs, thus there is faster recomputation in case of network changesQuestion 43 of 46 44. You see the below messages in the logs. What is the reason for these messages, and what is the consequence? %SPANTREE-2-BLOCK_BPDUGUARD: Received BPDU on port GigabitEthernet0/1 with BPDU Guard enabled. Disabling port.%PM-4-ERR_DISABLE: bpduguard error detected on 0/1, putting 0/1 in err-disable state BPDU Guard was enabled on the portA BPDU was received on the portThe interface will flap but eventually will come back upThe interface will be placed in err-disabled stateQuestion 44 of 46 45. What type of NAT maps a private to a public address on a one-to-one basis? NAT OverloadStatic NATPort NATDynamic NATQuestion 45 of 46 46. Which of the following is not an EIGRP packet type? UpdateKeepaliveReplyQueryQuestion 46 of 46 Loading...
