CCNA 4 Final Exam v5.02 + v5.03 2016

1 Why is it useful to categorize networks by size when discussing network design?

2 Which two statements are true regarding a PPP connection between two Cisco routers? (Choose two.)

3 What is a disadvantage of a packet-switched network compared to a circuit-switched network?

4 Which statement describes a characteristic of dense wavelength division multiplexing (DWDM)?

5

Refer to the exhibit. A network administrator is troubleshooting the OSPF network. The 10.10.0.0/16 network is not showing up in the routing table of Router1. What is the probable cause of this problem?

6 The security policy in a company specifies that the staff in the sales department must use a VPN to connect to the corporate network to access the sales data when they travel to meet customers. What component is needed by the sales staff to establish a remote VPN connection?

7 A network administrator is troubleshooting the dynamic NAT that is configured on router R2. Which command can the administrator use to see the total number of active NAT translations and the number of addresses that are allocated from the NAT pool?

8 Which three parts of a Frame Relay Layer 2 PDU are used for congestion control? (Choose three.)

9 Which two statements correctly describe asymmetric encryption used with an IPsec VPN? (Choose two.)

10 Which WAN technology can serve as the underlying network to carry multiple types of network traffic such as IP, ATM, Ethernet, and DSL?

11. Match the characteristic to the appropriate authentication protocol. (Not all options are used.)

12 Which command can be used to check the information about congestion on a Frame Relay link?

13 Which two statements describe remote access VPNs? (Choose two.)

14

Refer to the exhibit. Which three steps are required to configure Multilink PPP on the HQ router? (Choose three.)

15 What are two examples of network problems that are found at the data link layer? (Choose two.)

16 What is the protocol that provides ISPs the ability to send PPP frames over DSL networks?

17 What is required for a host to use an SSL VPN to connect to a remote network device?

18

Refer to the exhibit. A network administrator has implemented the configuration in the displayed output. What is missing from the configuration that would be preventing OSPF routing updates from passing to the Frame Relay service provider?

19

Refer to the exhibit. An administrator is configuring NAT to provide Internet access to the inside network. After the configurtation is completed, users are unable to access the internet. What is the cause of the problem?

20 A company connects to one ISP via multiple connections. What is the name given to this type of connection?

21

Refer to the exhibit. On the basis of the output, which two statements about network connectivity are correct? (Choose two.)

22 A network administrator is configuring a PPP link with the commands:
R1(config-if)# encapsulation ppp
R1(config-if)# ppp quality 70

What is the effect of these commands?

23 Which IEEE standard defines the WiMax technology?

24 Which three flows associated with consumer applications are supported by NetFlow collectors? (Choose three.)

25

Refer to the exhibit. What kind of NAT is being configured on R1?

26

27 What is the default location for Cisco routers and switches to send critical logging events?

28 In the data gathering process, which type of device will listen for traffic, but only gather traffic statistics?

29 What is a characteristic of Frame Relay that allows customer data transmissions to dynamically “burst” over their CIR for short periods of time?

30 Which SNMP message type informs the network management system (NMS) immediately of certain specified events?

31 Which statement is a characteristic of SNMP MIBs?

32 What benefit does NAT64 provide?

33 What is the expected behavior of an ADSL service?

34 The DLCI number assigned to a Frame Relay circuit is to be manually added on a point-to-point link. Which three subinterface commands could be used to complete the configuration? (Choose three.)

35 A group of Windows PCs in a new subnet has been added to an Ethernet network. When testing the connectivity, a technician finds that these PCs can access local network resources but not the Internet resources. To troubleshoot the problem, the technician wants to initially confirm the IP address and DNS configurations on the PCs, and also verify connectivity to the local router. Which three Windows CLI commands and utilities will provide the necesary information? (Choose three.)

Refer to the exhibit. Router R1 was configured by a network administrator to use SNMP version 2. The following commands were issued:

R1(config)# snmp-server community batonaug ro SNMP_ACL
R1(config)# snmp-server contact Wayne World
R1(config)# snmp-server host 192.168.1.3 version 2c batonaug
R1(config)# ip access-list standard SNMP_ACL
R1(config-std-nacl)# permit 192.168.10.3

Why is the administrator not able to get any information from R1?

37 Which broadband technology would be best for a small office that requires fast upstream connections?

38

Refer to the exhibit. The inside local IP address of PC-A is 192.168.0.200. What will be the inside global address of packets from PC-A after they are translated by R1?

39 What is a type of VPN that is generally transparent to the end user?

40 Which two statements about DSL are true? (Choose two.)

41

Refer to the exhibit. Which three events will occur as a result of the configuration shown on R1? (Choose three.)

42 Which two characteristics describe time-division multiplexing? (Choose two.)

43 Which two specialized troubleshooting tools can monitor the amount of traffic that passes through a switch? (Choose two.)

44 Which circumstance would result in an enterprise deciding to implement a corporate WAN?

45 Which algorithm is considered insecure for use in IPsec encryption?

46 What is one advantage to designing networks in building block fashion for large companies?

47 Which two technologies are implemented by organizations to support teleworker remote connections? (Choose two.)

48 A branch office uses a leased line to connect to the corporate network. The lead network engineer confirms connectivity between users in the branch office, but none of the users can access corporate headquarters. System logs indicate that nothing has changed in the branch office network. What should the engineer consider next to resolve this network outage?

49

Refer to the exhibit. Which IP address is configured on the physical interface of the CORP router?

50 How many 64 kb/s voice channels are combined to produce a T1 line?

51 Which network module maintains the resources that employees, partners, and customers rely on to effectively create, colaborate, and interact with information?

52 Which broadband solution is appropriate for a home user who needs a wired connection not limited by distance?

53 A network administrator is asked to design a system to allow simultaneous access to the Internet for 250 users. The ISP can only supply five public IP addresses for this network. What technology can the administrator use to accomplish this task?

54 What is the purpose of a message hash in a VPN connection?

55 Which type of traffic would most likely have problems when passing through a NAT device?

56 Users are reporting longer delays in authentication and in accessing network resources during certain time periods of the week. What kind of information should network engineers check to find out if this situation is part of a normal network behavior?

57 What are three benefits of using Frame Relay for WAN connectivity? (Choose three.)

58 What type of information is collected by Cisco NetFlow?

59 Which technology requires the use of PPPoE to provide PPP connections to customers?

60 Under which two categories of WAN connections does Frame Relay fit? (Choose two.)

61 What are three characteristics of the generic routing encapsulation (GRE) protocol? (Choose three.)

62. An intercity bus company wants to offer constant Internet connectivity to the users traveling on the buses. Which two types of WAN infrastructure would meet the requirements? (Choose two.)

63 What is used as the default event logging destination for Cisco routers and switches?

64. Refer to the exhibit. H1 can only ping H2, H3, and the Fa0/0 interface of router R1. H2 and H3 can ping H4 and H5. Why might H1 not be able to successfully ping H4 and H5?

65. Which troubleshooting tool would a network administrator use to check the Layer 2 header of frames that are leaving a particular host?

66. Which structured engineering desing principle ensures that the network reamins available even under abnormal conditions?

67. Two corporations have just completed a merger. The network engineer has been asked to connect the two corporate networks without the expense of leased lines. Which solution would be the most cost effective method of providing a proper and secure connection between the two corporate networks?

68. A team of engineers has identified a solution to a significant network problem. The proposed solution is likely to affect critical network  infrastruture components. What should the team follow while implementing the solution to avoid interfering with other processes and infrastructure?

69. Refer to the exhibit. A network administrator discovers that host A is having trouble with Internet connectivity, but the server farm has full connectivity. In addition, host A has full connectivity to the server farm. What is a possible cause of this problem?

70. Refer to the exhibit. Which two statements describe the results of entering these commands? (Choose two.)

71. What is a Frame Relay feauture that supports the IP address-to-DLCI dynamic mapping?

72. What term is used to identify the point where the customer network ends and the service provider network begins?

73. What is used as the default event logging destination for Cisco routers and switches?

74. A small remote office needs to connect to headquarters through a secure IPsec VPN connection. The company is implementing the Cisco Easy VPN solution. Which Cisco Easy VPN component needs to be added on the Cisco router at the remote office?

75. Which scenario would require the use of static NAT?

76. An organization has purchased a Frame Relay service from a provider. The service agreement specifies that the access rate is 512 kbps, the CIR is 384 kbps, and the Bc is 32 kbps. What will happen when the customer sends a short burst of frames above 450 kbps?

77. What is a Frame Relay feature that supports the IP address-to-DLCI dynamic mapping?

78. An administrator wants to configure a router so that users on the outside network can only establish HTTP connections to the internal web site by navigating to http://www.netacad.com:8888. Which feature would the administrator configure to accomplish this?

79. Which two components are needed to provide a DSL connection to a SOHO? (Choose two.)

80. A network engineer is troubleshooting an unsuccessful PPP multilink connection between two routers. That multilink interface has been created and assigned a number, the interface has been enabled for multilink PPP, and the interface has been assigned a multilink group number that matches the group assigned to the member physical serial interfaces. The physical serial interfaces have also been enabled for PPP multilink. Which additional command should to be issued on the multilink interface?

81. What is the international standard defining cable-related technologies?

82. Which three statements describe characteristics of converging corporate network architecture?  (Choose three.)

83. Which inefficient feature of time-division multiplexing does statistical TDM overcome?

84.What are three characteristics of SSL VPNs?  (Choose three.)

85. A network engineer is designing an IPsec VPN between Cisco routers for a national bank. Which algorithm assures the highest level of confidentiality for data crossing the VPN?

86. By the use of sequence numbers, which function of the IPsec security services prevents spoofing by verifying that each packet is non-duplicated and unique?

87.  A small law firm wants to connect to the Internet at relatively high speed but with low cost. In addition, the firm prefers that the connection be through a dedicated link to the service provider. Which connection type should be selected?

88. How can an administrator configure a Cisco Easy VPN Server to enable the company to manage many remote VPN connections efficiently?

89. How does QoS improve the effectiveness of teleworking?

90. Which two networking technologies enable businesses to use the Internet, instead of an enterprise WAN, to securely interconnect their distributed networks? (Choose two.)

91. What are two benefits of using SNMP traps? (Choose two.)

92. A network engineer has issued the show interfaces serial 0/0/0 command on a router to examine the open NCPs on a PPP link to another router. The command output displays that the encapsulation is PPP and that the LCP is open. However, the IPV6CP NCP is not shown as open. What does the engineer need to configure to open the IPV6CP NCP on the link?

93. What address translation is performed by static NAT?

94. What are two advantages of using IPv4 NAT? (Choose two.)

95. Which network design module would not commonly connect to the service provider edge?

96. Whichtwo types of devices are specific to WAN environments and are not found ona LAN? (Choose two.)

97. What is a plausible reason that an employee would become a teleworker for a company?

98. Connecting offices at different locations using the Internet can be economical for a business. What are two important business policy issues that should be addressed when using the Internet for this purpose? (Choose two.)

99. What is a primary difference between a company LAN and the WAN services that it uses?

100. A technician at a remote location is troubleshooting a router and has emailed partial debug command output to a network engineer at the central office. The message that is received by the engineer only contains a number of LCP messages that relate to a serial interface. Which WAN protocol is being used on the link?

101. What is a feature of physical point-to-point WAN links?

102. What are two types of WAN providers? (Choose two.)

103. Which PPP protocol allows a device to specify an IP address for routing over the PPP link?

104. In which stage of the troubleshooting process would ownership be researched and documented?

105. A corporation is searching for an easy and low cost solution to provide teleworkers with a secure connection to headquarters. Which solution should be selected?

106. Which two statements describe benefits of NAT? (Choose two.)

107. What is one drawback to using the top-down method of troubleshooting?

108. What are three functions provided by syslog service? (Choose three.)