Cisco 1 Final Exam

41. Which subnet would include the address 192.168.1.96 as a usable host address? 192.168.1.64/26 192.168.1.32/27 192.168.1.32/28 192.168.1.64/29

192.168.1.64/26

83. A company has a network address of 192.168.1.64 with a subnet mask of 255.255.255.192. The company wants to create two subnetworks that would contain 10 hosts and 18 hosts respectively. Which two networks would achieve that? (Choose two.) 192.168.1.16/28 192.168.1.64/27 192.168.1.128/27 192.168.1.96/28 192.168.1.192/28

192.168.1.64/27 192.168.1.96/28

49. Refer to the exhibit. The network administrator enters these commands into the R1 router: R1# copy running-config tftp Address or name of remote host [ ]? When the router prompts for an address or remote host name, what IP address should the administrator enter at the prompt? 192.168.9.254 192.168.10.1 192.168.10.2 192.168.11.252* 192.168.11.254

192.168.11.252

19. What is the protocol that is used to discover a physical address from a known logical address and what message type does it use? ARP, multicast DNS, unicast DNS, broadcast ARP, broadcast* PING, multicast PING, broadcast

ARP, broadcast

99. What method is used to manage contention-based access on a wireless network? CSMA/CD priority ordering CSMA/CA token passing

CSMA/CA

73. What will a Layer 2 switch do when the destination MAC address of a received frame is not in the MAC table? It initiates an ARP request. It broadcasts the frame out of all ports on the switch. It notifies the sending host that the frame cannot be delivered. It forwards the frame out of all ports except for the port at which the frame was received.

It forwards the frame out of all ports except for the port at which the frame was received.

70. Which characteristics describe fiber optic cable? (Choose two.) It is not affected by EMI or RFI. Each pair of cables is wrapped in metallic foil. It combines the technique of cancellation, shielding and twisting to protect data. It has a maximum speed of 100 Mbps. It is the most expensive type of LAN cabling

It is not affected by EMI or RFI. It is the most expensive type of LAN cabling

18. Which address on a PC does not change, even if the PC is moved to a different network? IP address default gateway address MAC address logical address

MAC address

53. Fill in the blank. ________ is a best-effort, connectionless application layer protocol that is used to transfer files.

TFTP

64. After making configuration changes on a Cisco switch, a network administrator issues a copy running-config startup-config command. What is the result of issuing this command? The new configuration will be stored in flash memory. The new configuration will be loaded if the switch is restarted. The current IOS file will be replaced with the newly configured file. The configuration changes will be removed and the original configuration will be restored.

The new configuration will be loaded if the switch is restarted.

31. Which of the following are primary functions of a router? (Choose two.) packet switching* microsegmentation domain name resolution path selection* flow control

packet switching path selection

84. In a network that uses IPv4, what prefix would best fit a subnet containing 100 hosts? /23 /24 /25 /26

/25

55. Consider the following range of addresses: 2001:0DB8:BC15:00A0:0000:: 2001:0DB8:BC15:00A1:0000:: 2001:0DB8:BC15:00A2:0000:: ... 2001:0DB8:BC15:00AF:0000:: The prefix-length for the range of addresses is

/60

Which two notations are useable nibble boundaries when subnetting in IPv6? (Choose two.) /62 /64 /66 /68 /70

/64 /68

35. Which three IP addresses are private ? (Choose three.) 10.172.168.1 172.32.5.2 192.167.10.10 172.20.4.4 192.168.5.254 224.6.6.6

10.172.168.1 172.20.4.4 192.168.5.254

14. Which IPv4 address can be pinged to test the internal TCP/IP operation of a host? 0.0.0.0 0.0.0.1 127.0.0.1 192.168.1.1 255.255.255.255

127.0.0.1

82. Refer to the exhibit. What is the maximum TTL value that is used to reach the destination www.cisco.com? 11 12 13 14

13

How many bits make up the single IPv6 hextet :10CD: 4 8 16 32

16

80. Which three IP addresses are private ? (Choose three.) 10.20.30.1 172.32.5.2 192.167.10.10 172.30.5.3 192.168.5.5 224.6.6.6

172.30.5.3 192.168.5.5 10.20.30.1

62. Which keys act as a hot key combination that is used to interrupt an IOS process? Ctrl-Shift-X Ctrl-Shift-6 Ctrl-Z Ctrl-C

Ctrl-Shift-6

3. A home user is looking for an ISP connection that provides high speed digital transmission over regular phone lines. What ISP connection type should be used? DSL dial-up satellite cell modem cable modem

DSL*

23. Which two statements describe the characteristics of fiber-optic cabling? (Choose two.)

Fiber-optic cabling does not conduct electricity. Fiber-optic cabling is primarily used as backbone cabling.

16. Which two protocols function at the internet layer? (Choose two.) ARP BOOTP ICMP IP PPP

ICMP IP

30. Refer to the exhibit. Consider the IP address configuration shown from PC1. What is a description of the default gateway address? It is the IP address of the Router1 interface that connects the company to the Internet. It is the IP address of the Router1 interface that connects the PC1 LAN to Router1. It is the IP address of Switch1 that connects PC1 to other devices on the same LAN. It is the IP address of the ISP network device located in the cloud.

It is the IP address of the Router1 interface that connects the PC1 LAN to Router1.*

Which technology provides a solution to IPv4 address depletion by allowing multiple devices to share one public IP address? ARP DNS NAT SMB DHCP HTTP

NAT

33. In which default order will a router search for startup configuration information? NVRAM, RAM, TFTP NVRAM, TFTP, setup mode* setup mode, NVRAM, TFTP TFTP, ROM, NVRAM flash, ROM, setup mode

NVRAM, TFTP, setup mode

13. Refer to the exhibit. Which action will be successful? PC1 can send a ping to 192.168.1.1?. PC1 can send a ping to 192.168.1.254?. PC2 can send a ping to 192.168.1.1.* PC2 can send a ping to 192.168.1.254?.

PC2 can send a ping to 192.168.1.1.

60. During normal operation, from which location do most Cisco routers run the IOS? RAM flash NVRAM disk drive

RAM

95. During normal operation, from which location do most Cisco switches and routers run the IOS? RAM flash NVRAM disk drive

RAM

32. Which two statements correctly describe a router memory type and its contents? (Choose two.) ROM is nonvolatile and stores the running IOS. FLASH is nonvolatile and contains a limited portion of the IOS?. RAM is volatile and stores the running configuration. NVRAM is nonvolatile and stores a full version of the IOS. ROM is nonvolatile and stores bootup information.

RAM is volatile and stores the running configuration. ROM is nonvolatile and stores bootup information.

85. Which protocol supports rapid delivery of streaming media? Transmission Control Protocol Real-Time Transport Protocol Secure File Transfer Protocol Video over Internet Protocol

Real-Time Transport Protocol

17. Which publicly available resources describe protocols, processes, and technologies for the Internet but do not give implementation details? Request for Comments IRTF research papers protocol models IEEE standards

Request for Comments

43. Refer to the exhibit. Which IP addressing scheme should be changed? Site 1 Site 2 Site 3 Site 4

Site 2

56. Match the phases to their correct stage in the router bootup process. (Not all options are used.)

Stage 1 - perform the post Stage 2 - load the bootstrap program Stage 3 - Locate and load the Cisco IOS Stage 4 - locate and load the configuration file

10. Refer to the exhibit. An administrator wants to change the name of a brand new switch, using the hostname command as shown. What prompt will display after the command is issued? My Switch(config)# Switch(config)# MySwitch(config)# My(config)# Switch#

Switch(config)#

63. Refer to the exhibit. An administrator wants to change the name of a brand new switch, using the hostname command as shown. What prompt will display after the command is issued? HR Switch(config)#? Switch(config)#?* HRSwitch(config)#? HR(config)#? Switch#

Switch(config)#

97. What information does the loopback test provide? The TCP/IP stack on the device is working correctly. The device has end-to-end connectivity. DHCP is working correctly. The Ethernet cable is working correctly. The device has the correct IP address on the network.

The TCP/IP stack on the device is working correctly.

12. After making configuration changes, a network administrator issues a copy running-config startup-config command in a Cisco switch. What is the result of issuing this command? The new configuration will be stored in flash memory. The new configuration will be loaded if the switch is restarted.* The current IOS file will be replaced with the newly configured file. The configuration changes will be removed and the original configuration will be restored.

The new configuration will be loaded if the switch is restarted.*

51. What two preconfigured settings that affect security are found on most new wireless routers? (Choose two.) broadcast SSID MAC filtering enabled WEP encryption enabled PSK authentication required default administrator password

broadcast SSID default administrator password

47. When applied to a router, which command would help mitigate brute-force password attacks against the router? exec-timeout 30 service password-encryption banner motd $Max failed logins = 5$ login block-for 60 attempts 5 within 60

login block-for 60 attempts 5 within 60

68. Which device should be used for enabling a host to communicate with another host on a different network? switch hub router host

router

76. Which two statements describe the functions or characteristics of ROM in a router? (Choose two.) stores routing tables allows software to be updated without replacing pluggable chips on the motherboard maintains instructions for POST diagnostics holds ARP cache stores bootstrap program

stores bootstrap program maintains instructions for POST diagnostics

72. A frame is transmitted from one networking device to another. Why does the receiving device check the FCS field in the frame? to determine the physical address of the sending device to verify the network layer protocol information to compare the interface media type between the sending and receiving ends to check the frame for possible transmission errors to verify that the frame destination matches the MAC address of the receiving device

to check the frame for possible transmission errors

86. Why would a network administrator use the tracert utility? to determine the active TCP connections on a PC to check information about a DNS name in the DNS server to identify where a packet was lost or delayed on a network to display the IP address, default gateway, and DNS server address for a PC

to identify where a packet was lost or delayed on a network

93. What is the purpose of having a converged network? to provide high speed connectivity to all end devices to make sure that all types of data packets will be treated equally to achieve fault tolerance and high availability of data network infrastructure devices to reduce the cost of deploying and maintaining the communication infrastructure

to reduce the cost of deploying and maintaining the communication infrastructure

65. On which switch interface would an administrator configure an IP address so that the switch can be managed remotely? FastEthernet0/1 VLAN 1 vty 0 console 0

VLAN 1

4. A company is expanding its business to other countries. All branch offices must remain connected to corporate headquarters at all times. Which network technology is required to support this requirement? LAN MAN WAN WLAN

WAN

52. Which type of wireless security generates dynamic encryption keys each time a client associates with an AP? EAP PSK WEP WPA

WPA

88. Which WLAN security protocol generates a new dynamic key each time a client establishes a connection with the AP? EAP PSK WEP WPA

WPA

15. What three application layer protocols are part of the TCP/IP protocol suite? (Choose three.) ARP DHCP DNS FTP NAT PPP

DHCP DNS FTP

45. A host PC has just booted and is attempting to lease an address through DHCP. Which two messages will the client typically broadcast on the network? (Choose two.) DHCPDISCOVER DHCPOFFER DHCPREQUEST DHCPACK DHCPNACK

DHCPDISCOVER DHCPREQUEST

1. Which communication tool allows real-time collaboration? wiki e-mail weblog instant messaging

instant messaging

48. A particular website does not appear to be responding on a Windows 7 computer. What command could the technician use to show any cached DNS entries for this web page? ipconfig /all arp -a ipconfig /displaydns nslookup

ipconfig /displaydns

26. Refer to the exhibit. A ping to PC3 is issued from PC0, PC1, and PC2 in this exact order. Which MAC addresses will be contained in the S1 MAC address table that is associated with the Fa0/1 port? just PC0 and PC1 MAC addresses* just the PC0 MAC address PC0, PC1, and PC2 MAC addresses just the PC1 MAC address just the PC2 MAC address?

just PC0 and PC1 MAC addresses

8. An administrator uses the Ctrl-Shift-6 key combination on a switch after issuing the ping command. What is the purpose of using these keystrokes? to restart the ping process to interrupt the ping process to exit to a different configuration mode to allow the user to complete the command

to interrupt the ping process*

46. What is the purpose of the network security accounting function? to require users to prove who they are to determine which resources a user can access to keep track of the actions of a user to provide challenge and response questions

to keep track of the actions of a user

39. What is the purpose of ICMP messages? to inform routers about network topology changes to ensure the delivery of an IP packet to provide feedback of IP packet transmissions to monitor the process of a domain name to IP address resolution

to provide feedback of IP packet transmissions

79. What is the dotted decimal representation of the IPv4 address 11001011.00000000.01110001.11010011? 192.0.2.199 198.51.100.201 203.0.113.211 209.165.201.223

203.0.113.211

77. Which statement describes a characteristic of the Cisco router management ports? A console port is used for remote management of the router. A console port is not used for packet forwarding. Serial and DSL interfaces are types of management ports. Each Cisco router has a LED indicator to provide information about the status of the management ports.

A console port is not used for packet forwarding.

27. How does a Layer 3 switch differ from a Layer 2 switch? A Layer 3 switch supports VLANs, but a Layer 2 switch does not. An IP address can be assigned to a physical port of a Layer 3 switch. However, this is not supported in Layer 2 switches. A Layer 3 switch maintains an IP address table instead of a MAC address table. A Layer 3 switch learns the MAC addresses that are associated with each of its ports. However, a Layer 2 switch does not.

An IP address can be assigned to a physical port of a Layer 3 switch. However, this is not supported in Layer 2 switches.

38. Which group of IPv6 addresses cannot be allocated as a host source address? FEC0::/10 FDFF::/7 FEBF::/10 FF00::/8

FF00::/8

9. What function does pressing the Tab key have when entering a command in IOS? It aborts the current command and returns to configuration mode. It exits configuration mode and returns to user EXEC mode. It moves the cursor to the beginning of the next line. It completes the remainder of a partially typed word in a command.*

It completes the remainder of a partially typed word in a command.*

21. What is an important function of the physical layer of the OSI model? It accepts frames from the physical media. It encapsulates upper layer data into frames. It defines the media access method performed by the hardware interface. It encodes frames into electrical, optical, or radio wave signals.

It encodes frames into electrical, optical, or radio wave signals.

71. What are two features of a physical, star network topology? (Choose two.) It is straightforward to troubleshoot. End devices are connected together by a bus. It is easy to add and remove end devices. All end devices are connected in a chain to each other. Each end system is connected to its respective neighbor.

It is straightforward to troubleshoot. It is easy to add and remove end devices.

28. What is the purpose of the routing process? to encapsulate data that is used to communicate across a network to select the paths that are used to direct traffic to destination networks* to convert a URL name into an IP address to provide secure Internet file transfer to forward traffic on the basis of MAC addresses

To select the paths that are used to direct traffic to destination networks*

98. What is a characteristic of the LLC sublayer? It provides the logical addressing required that identifies the device. It provides delimitation of data according to the physical signaling requirements of the medium. It places information in the frame allowing multiple Layer 3 protocols to use the same network interface and media.* It defines software processes that provide services to the physical layer.

It places information in the frame allowing multiple Layer 3 protocols to use the same network interface and media.

7. Refer to the exhibit. An administrator is trying to configure the switch but receives the error message that is displayed in the exhibit. What is the problem? The entire command, configure terminal, must be used. The administrator is already in global configuration mode. The administrator must first enter privileged EXEC mode before issuing the command. The administrator must connect via the console port to access global configuration mode.

The administrator must first enter privileged EXEC mode before issuing the command.*

87. Refer to the exhibit. What is the significance of the asterisk (*) in the exhibited output? The asterisk shows which file system was used to boot the system. The asterisk designates which file system is the default file system. An asterisk indicates that the file system is bootable. An asterisk designates that the file system has at least one file that uses that file system.

The asterisk designates which file system is the default file system.

96. A network administrator is making changes to the configuration of a router. After making the changes and verifying the results, the administrator issues the copy running-config startup-config command. What will happen after this command executes? The configuration will be copied to flash. The configuration will load when the router is restarted. The new configuration file will replace the IOS file. The changes will be lost when the router restarts.

The configuration will load when the router is restarted.

40. Refer to the exhibit. A technician has configured a user workstation with the IP address and default subnet masks that are shown. Although the user can access all local LAN resources, the user cannot access any Internet sites by using either FQDN or IP addresses. Based upon the exhibit, what could account for this failure? The DNS server addresses are incorrect. The default gateway address in incorrect. The wrong subnet mask was assigned to the workstation. The workstation is not in the same network as the DNS servers.

The default gateway address in incorrect.

20. What will happen if the default gateway address is incorrectly configured on a host? The host cannot communicate with other hosts in the local network. The switch will not forward packets initiated by the host. The host will have to use ARP to determine the correct address of the default gateway. The host cannot communicate with hosts in other networks.* A ping from the host to 127.0.0.1 would not be successful.

The host cannot communicate with hosts in other networks.

100. What happens when a switch receives a frame and the calculated CRC value is different than the value that is in the FCS field? The switch places the new CRC value in the FCS field and forwards the frame. The switch notifies the source of the bad frame. The switch drops the frame. The switch floods the frame to all ports except the port through which the frame arrived to notify the hosts of the error.

The switch drops the frame.

34. What happens when part of an Internet VoIP transmission is not delivered to the destination? A delivery failure message is sent to the source host. The part of the VoIP transmission that was lost is re-sent. The entire transmission is re-sent. The transmission continues without the missing portion.

The transmission continues without the missing portion.

78. What happens when part of an Internet radio transmission is not delivered to the destination? A delivery failure message is sent to the source host. The part of the radio transmission that was lost is re-sent. The entire transmission is re-sent. The transmission continues without the missing portion.

The transmission continues without the missing portion.

61. Which connection provides a secure CLI session with encryption to a Cisco switch? a console connection an AUX connection a Telnet connection an SSH connection

an SSH connection

6. Which connection provides a secure CLI session with encryption to a Cisco network device? a console connection an AUX connection a Telnet connection an SSH connection

an SSH connection*

92. Refer to the exhibit. Which area would most likely be an extranet for the company network that is shown? area A area B area C area D

area C

59. On a school network, students are surfing the web, searching the library database, and attending an audio conference with their sister school in Japan. If network traffic is prioritized with QoS, how will the traffic be classified from highest priority to lowest priority? audio conference, database, HTTP* database, HTTP, audio conference audio conference, HTTP, database database, audio conference, HTTP

audio conference, database, HTTP

94. Three office workers are using the corporate network. The first employee uses a web browser to view a company web page in order to read some announcements. The second employee accesses the corporate database to perform some financial transactions. The third employee participates in an important live audio conference with other office workers in branch offices. If QoS is implemented on this network, what will be the priorities from highest to lowest of the different data types? audio conference, financial transactions, web page* financial transactions, web page, audio conference audio conference, web page, financial transactions financial transactions, audio conference, web page

audio conference, financial transactions, web page

24. What is contained in the trailer of a data-link frame? logical address physical address data error detection

error detection

74. Which switching method has the lowest level of latency? cut-through store-and-forward fragment-free fast-forward

fast-forward

5. Refer to the exhibit. From which location did this router load the IOS? flash memory NVRAM RAM ROM a TFTP server

flash memory

89. Fill in the blank. Point-to-point communications where both devices can transmit and receive on the medium at the same time are known as _________

full-duplex

11. Refer to the exhibit. A network administrator is configuring access control to switch SW1. If the administrator uses Telnet to connect to the switch, which password is needed to access user EXEC mode? letmein secretin lineconin linevtyin

linevtyin

42. A network administrator needs to monitor network traffic to and from servers in a data center. Which features of an IP addressing scheme should be applied to these devices? random static addresses to improve security addresses from different subnets for redundancy predictable static IP addresses for easier identification dynamic addresses to reduce the probability of duplicate addresses

predictable static IP addresses for easier identification

81. What types of addresses make up the majority of addresses within the /8 block IPv4 bit space? private addresses public addresses multicast addresses experimental addresses

public addresses

91. A host is accessing a Telnet server on a remote network. Which three functions are performed by intermediary network devices during this conversation? (Choose three.) regenerating data signals acting as a client or a server providing a channel over which messages travel applying security settings to control the flow of data notifying other devices when errors occur serving as the source or destination of the messages

regenerating data signals applying security settings to control the flow of data notifying other devices when errors occur

2. A host is accessing a Web server on a remote network. Which three functions are performed by intermediary network devices during this conversation? (Choose three.) regenerating data signals acting as a client or a server providing a channel over which messages travel applying security settings to control the flow of data* notifying other devices when errors occur* serving as the source or destination of the messages

regenerating data signals* applying security settings to control the flow of data* notifying other devices when errors occur*

57. A host is accessing an FTP server on a remote network. Which three functions are performed by intermediary network devices during this conversation? (Choose three.) regenerating data signals acting as a client or a server providing a channel over which messages travel applying security settings to control the flow of data notifying other devices when errors occur serving as the source or destination of the messages

regenerating data signals* applying security settings to control the flow of data* notifying other devices when errors occur*

66. A technician uses the ping 127.0.0.1 command. What is the technician testing? the TCP/IP stack on a network host connectivity between two adjacent Cisco devices connectivity between a PC and the default gateway connectivity between two PCs on the same network physical connectivity of a particular PC and the network

the TCP/IP stack on a network host

25. What is the auto-MDIX feature on a switch? the automatic configuration of an interface for 10/100/1000 Mb/s operation the automatic configuration of an interface for a straight-through or a crossover Ethernet cable connection* the automatic configuration of full-duplex operation over a single Ethernet copper or optical cable the ability to turn a switch interface on or off accordingly if an active connection is detected

the automatic configuration of an interface for a straight-through or a crossover Ethernet cable connection

75. Which parameter does the router use to choose the path to the destination when there are multiple routes available? the lower metric value that is associated with the destination network the lower gateway IP address to get to the destination network the higher metric value that is associated with the destination network the higher gateway IP address to get to the destination network

the lower metric value that is associated with the destination network

69. A network technician is measuring the transfer of bits across the company backbone for a mission critical application. The technician notices that the network throughput appears lower than the bandwidth expected. Which three factors could influence the differences in throughput? (Choose three.) the amount of traffic that is currently crossing the network the sophistication of the encapsulation method applied to the data the type of traffic that is crossing the network the latency that is created by the number of network devices that the data is crossing the bandwidth of the WAN connection to the Internet the reliability of the gigabit Ethernet infrastructure of the backbone

the type of traffic that is crossing the network the latency that is created by the number of network devices that the data is crossing the amount of traffic that is currently crossing the network

37. What is the effect of configuring the ipv6 unicast-routing command on a router? to assign the router to the all-nodes multicast group to enable the router as an IPv6 router to permit only unicast packets on the router to prevent the router from joining the all-routers multicast group

to enable the router as an IPv6 router

22. Which procedure is used to reduce the effect of crosstalk in copper cables? requiring proper grounding connections twisting opposing circuit wire pairs together wrapping the bundle of wires with metallic shielding designing a cable infrastructure to avoid crosstalk interference avoiding sharp bends during installation

twisting opposing circuit wire pairs together

58. When is a dial-up connection used to connect to an ISP? when a cellular telephone provides the service when a high-speed connection is provided over a cable TV network when a satellite dish is used when a regular telephone line is used

when a regular telephone line is used

54. Which two components are necessary for a wireless client to be installed on a WLAN? (Choose two.) media wireless NIC custom adapter crossover cable wireless bridge wireless client software

wireless NIC* wireless client software*