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1 N10-005_formatted Number: Passing Score: 800 Time Limit: 120 min File Version: Vendor: CompTIA Exam Code: N Exam Name: CompTIA Network+ Certification Exam Version: Important Notice Product Our Product Manager keeps an eye for Exam updates by Vendors. Free update is available within 150 days after your purchase. You can login member center and download the latest product anytime. (Product downloaded from member center is always the latest.) PS: Ensure you can pass the exam, please check the latest product in 2-3 days before the exam again. Feedback We devote to promote the product quality and the grade of service to ensure customers interest. If you have any suggestions, please feel free to contact us If you have any questions about our product, please provide Exam Number, Version, Page Number, Question Number, and your Login Account to us, please contact us and our technical experts will provide support in 24 hours. Copyright The product of each order has its own encryption code, so you should use it independently. Any unauthorized changes will be inflicted legal punishment. We reserve the right of final explanation for this statement. CompTIA N Exam

2 Exam A QUESTION 1 When Jeff, a technician, is troubleshooting a problem, which of the following is the NEXT step after verifying full system functionality? A. Establish a plan of action to resolve the problem and identify potential effects. B. Implement the solution. C. Establish a theory of probable cause. D. Document findings, actions, and outcomes. /Reference: QUESTION 2 Kim, a network technician, is troubleshooting a problem and has just established a plan of action to resolve the problem. Which of the following is the NEXT step in the troubleshooting methodology? A. Verify full system functionality and if applicable implement preventative measures. B. Implement the solution or escalate as necessary. C. Document findings, actions, and outcomes. D. Establish a theory of probable cause (e.g. question the obvious). /Reference: QUESTION 3 Lisa, a technician, is troubleshooting a cable problem. She has checked both ends and suspects an issue 50 yards (46 meters) from the location. Which of the following network tools will confirm this analysis? A. TDR B. Protocol analyzer C. Multimeter D. Cable crimper /Reference: QUESTION 4 A switch in IDF 3 has shut down at 3 p.m. everyday this week. Which of the following network tools should Kim, a technician, use to troubleshoot this problem? A. Environmental monitor

3 B. Cable tester C. TDR D. Loopback plug /Reference: QUESTION 5 Which of the following ports would Zach, a technician, need to open on a firewall to allow SSH on the default port? A. 20 B. 21 C. 22 D. 23 /Reference: QUESTION 6 Which of the following ports is the default telnet port? A. 20 B. 21 C. 22 D. 23 /Reference: QUESTION 7 Which of the following tools would Lisa, a technician, BEST use to trace a wire through an area where multiple wires of the same color are twisted together? A. Cable tester

4 B. Toner probe C. Cable crimper D. Punch down tool /Reference: QUESTION 8 Which of the following DNS records would a web browser access to determine the IP address of an Internet web page? A. CNAME B. A C. MX D. PTR /Reference: QUESTION 9 Which of the following ports would have to be allowed through a firewall to allow SNMP traffic to pass on its default port? (Select TWO). A. 22 B. 23 C. 143 D. 161 E. 162 "First Test, First Pass" F E /Reference: QUESTION 10 Zach, a technician, wants to test a laptop's NIC for functionality but has no other networking equipment to attach it to. Which of the following would allow him to test basic functionality of the NIC? A. Loopback plug B. Protocol analyzer C. Smart jack D. Coupler

5 /Reference: QUESTION 11 Which of the following BEST describes how a layer 2 switch functions? A. Switches packets within the same subnet based on MAC addresses B. Switches packets between different subnets based on IP addresses C. Switches packets between different subnets based on MAC addresses D. Switches packets within the same subnet based on IP addresses /Reference: QUESTION 12 A mobile user is no longer able to access network resources. Jeff, the network technician, is unable to ping the user's workstation. Which of the following commands would MOST likely be used on that workstation to verify its current network settings? A. net share B. hostname C. ipconfig D. tracert /Reference: QUESTION 13 Lisa, a technician, is tasked to monitor various analog POTS lines for voice activity. Which of the following hardware tools would be used? A. Butt set B. Toner probe C. Wire mapper D. Cable certifier /Reference: "First Test, First Pass" QUESTION 14

6 An analog POTS voice line is no longer working and Kim, the technician, is tasked to verify if a dial tone is present at the IDF. Which of the following tools would be used? A. Protocol analyzer B. Butt set C. OTDR D. Toner probe /Reference: QUESTION 15 Which of the following hardware tools would MOST likely be used to verify Layer 1 connectivity? A. Multimeter B. Loopback plug C. Cable certifier D. CAT3 coupler /Reference: QUESTION 16 Which of the following properties of DHCP would Lisa, a technician, use to ensure an IP address is not leased out from the active scope? A. Reservations B. Lease times C. Removing IPs from the active leases D. Configuring the DNS options /Reference: QUESTION 17 Which of the following is needed to allow DHCP to route to a different network separated by a Layer 3 device? A. DNS suffixes B. DHCP relay agent C. Static IP addressing D. Scope configuration

7 /Reference: QUESTION 18 A new user is reporting connectivity issues. Zach, the network technician, notices that there is no link light on the user's NIC. Which of the following would be used to verify the wiring back to the patch panel? "First Test, First Pass" A. Butt set B. Cable certifier C. Toner probe D. Snips /Reference: QUESTION 19 A user has no network connectivity. Jeff, the network technician, is unable to locate the CAT5e cable from the user at the IDF. Which of the following tools would be used to assist Jeff in locating the CAT5e cable? A. Butt set B. Punch down tool C. Toner probe D. Protocol analyzer /Reference: QUESTION 20 Kim, a network technician, needs to configure a port on a switch to provide connectivity and electrical support to a WAP being installed in a warehouse. Which of the following features needs to be configured on the switch? A. STP B. PoE C. VTP trunking D. Port forwarding /Reference:

8 QUESTION 21 Zach, a network technician, is unable to remotely manage or ping certain layer 2 switches. To manage those devices remotely, which of the following will MOST likely need to be configured? A. IP address on the native VLAN interface B. Port security C. Port forwarding D. IP address on the fiber interface /Reference: QUESTION 22 Which of the following methods for network performance optimization is used to distribute traffic among similar devices? A. Fault tolerance B. QoS C. Proxy server "First Test, First Pass" D. Load balancing /Reference: QUESTION 23 Which of the following describes a rationale for a network with redundant paths? A. VPN compatibility B. Unified communications implementation C. High availability requirement D. QoS /Reference: QUESTION 24 Lisa, a network technician, needs to introduce a few more cables to the existing patch panel. Which of the following tools would she use? A. OTDR B. Multimeter C. Punch down tool

9 D. Temperature monitor /Reference: QUESTION 25 Which of the following is an example of a DHCP failover mechanism? A. APIPA B. Inactive lease C. Reservations D. Active lease /Reference: QUESTION 26 Jeff, a network technician, is installing a wireless router. Which of the following should Jeff consider to get the BEST signal strength? A. WAP placement B. PoE devices C. MAC filtering D. Encryption type /Reference: QUESTION 27 Lisa, a network technician, is troubleshooting a new wireless network that has been dropping "First Test, First Pass" connections. She notices another wireless network in the area. Which of the following BEST explains the reason for the dropped connections? A. Latency B. SSID mismatch C. Interference D. Encryption type

10 /Reference: QUESTION 28 Which of the following limits the number of devices that can be assigned IP addresses by DHCP? A. Lease B. Reservation C. DNS setting D. Scope /Reference: QUESTION 29 Which of the following has a maximum transfer rate of 54Mbps and operates at the 5GHz frequency? A a B b C g D n /Reference: QUESTION 30 Which of the following is used to create a secure connection between a client and a host? A. VLAN B. Proxy server C. IIS server D. VPN /Reference: QUESTION 31 Which of the following devices is used to distribute network traffic equally over multiple links? A. Content filter B. DNS server C. Load balancer D. Proxy server

11 "First Test, First Pass" /Reference: QUESTION 32 Which of the following is used to restrict access according to user policies? A. Content filter B. DHCP server C. DNS server D. VPN concentrator /Reference: QUESTION 33 Which of the following is used to filter outgoing network requests? A. Proxy server B. VPN concentrator C. DHCP server D. IIS server /Reference: QUESTION 34 Kim, a technician, needs to locate a cable in an unorganized wiring closet. Which of the following tools will help her locate the cable? A. Protocol analyzer B. Cable tester C. Toner probe D. Punch down tool /Reference: QUESTION 35

12 Zach, a technician, needs to terminate a CAT5e Ethernet cable to a 110 block. Which of the following tools should he use? A. Toner probe B. Punch down C. Wire tester D. Crimper /Reference: QUESTION 36 A user snapped the retention tab off of a network cable. Which of the following tools would Jeff, a technician, use to replace the RJ-45 connector? "First Test, First Pass" A. Wire tester B. Punch down C. Crimper D. Multimeter /Reference: QUESTION 37 There is suspected virus activity on the network. Which of the following would Lisa, a technician, use to study network traffic? A. Protocol analyzer B. Cable tester C. Cable certifier D. Environmental monitor /Reference: QUESTION 38 Kim, a network technician, is installing an n network. Which of the following should Kim enable to ensure that the network only allows n clients? A. Name the SSID on the n network only B. Limit the DHCP address pool

13 C. Disable b and g D. Only use WPA encryption /Reference: QUESTION 39 Zach, a technician, is installing an n network. Which of the following should he disable to stop broadcasting the network name? A. Channel B. WEP C. SSID D. WPA /Reference: QUESTION 40 Zach, a network technician, has been troubleshooting a connectivity problem in the LAN room. He has diagnosed the problem and implemented a solution. Which of the following would be Zach's NEXT step? A. Test the theory B. Establish a plan of action C. Establish a theory D. Document findings "First Test, First Pass" /Reference: QUESTION 41 Which of the following network devices restricts traffic based on words, signatures, and URLs? A. Layer 2 switch B. Content filter C. Load balancer D. Traffic analyzer

14 /Reference: QUESTION 42 Which of the following network devices hides network nodes behind one public IP address? A. Layer 3 switch B. Content filter C. VPN server D. Proxy server /Reference: QUESTION 43 A VPN concentrator is used for which of the following purposes? A. MAC filtering B. Content filtering C. Secure network access D. Connectivity troubleshooting /Reference: QUESTION 44 Jeff, a technician, has been asked to add a subnet to the company's LAN. Which of the following interfaces on the router will be modified? A. FastEthernet 0/0 B. AUX 0 C. Console 0 D. Serial 0/0/0 /Reference: QUESTION 45 Lisa, a technician, has configured a new switch that is remotely accessed using SSH. The switch is working properly but cannot be accessed remotely. Which of the following items is MOST likely missing in the configuration? "First Test, First Pass"

15 A. Port speed B. Cryptokey C. Data VLAN D. NAT/PAT /Reference: QUESTION 46 Jeff, a technician, is setting up an IDS security device. Which of the following should be configured on the switch to utilize the IDS? A. PoE B. Port mirroring C. Convergence D. Port speed /Reference: QUESTION 47 Kim, a technician, needs to monitor network traffic for bandwidth analysis because of slow Internet downloads. Which of the following protocols will the tool use to show the necessary information? A. SNMP B. NTP C. SIP D. PPTP /Reference: QUESTION 48 Zach, a technician, suspects a duplicate IP address assignment on the network. Which of the following resources can be used to verify this problem? A. Network map B. Environmental monitor C. Placement map D. Syslog

16 /Reference: QUESTION 49 Kim, a user, on a wireless network reports an issue with network access while using a cordless phone. Which of the following is the MOST likely cause? A. Encryption type B. Channel selection C. Antenna placement D. Signal strength "First Test, First Pass" /Reference: QUESTION 50 Which of the following n features allows for the use of multiple simultaneous frequencies in order to increase usable bandwidth? A. Channel bonding B. MIMO C. Spatial reuse D. 20MHz channel spacing /Reference: QUESTION 51 Zach, a technician, discovers a switch is not communicating with the other switches in a stack. Which of the following is the MOST likely cause? A. Both T568A and T568B standards are being used. B. STP is disabled. C. The cable is not a crossover. D. The port is not trunked. /Reference: QUESTION 52 Jeff, a technician, needs multiple networks, high speeds, and redundancy on a system. Which of the following

17 configurations should Jeff consider for these requirements? (Select TWO). A. Routing table B. Next hop C. Port mirroring D. Port monitoring E. VLANs E /Reference: QUESTION 53 Lisa, a user, reports the network is down. While troubleshooting, a technician walks into a communications closet and notices a small patch cable with both ends plugged into interfaces on the same switch. Which of the following is this an example of? A. Switch loop B. Port bonding C. Virtual switch D. Port mirroring /Reference: "First Test, First Pass" QUESTION 54 Kim, a user, cannot access the network using wireless. Which of the following is MOST likely the cause? A. TXRX is reversed B. Faulty crossover cable C. Incorrect WEP key D. A short in the cable pairs /Reference: QUESTION 55 Zach, a user, is unable to print to a network. The cable tests good and the correct VLAN is configured on the switch. Which of the following is MOST likely the cause? A. The printer was configured for DHCP. B. The switch was configured for trunking. C. The printer was configured for duplexing. D. The switch was configured for PoE.

18 /Reference: QUESTION 56 Jeff, a technician, is charged with setting up network monitoring for critical devices in the network. It is important the information be sent securely to the monitoring station. Which of the following protocols will support secure transmission of the data? A. SNMP v2 B. VPN C. SYSLOG D. SMTP /Reference: QUESTION 57 Which of the following network management tools can filter information from all data entering and leaving a specific port on the switch? A. SNMP trap B. Bandwidth analyzer C. Network sniffer D. Syslog server /Reference: QUESTION 58 Lisa, a technician, decides to upgrade a router before leaving for vacation. While away, users begin to report slow performance. Which of the following practices allows other technicians to "First Test, First Pass" quickly return the network to normal speeds? A. Change management B. Baselines C. Asset management D. Cable management

19 /Reference: QUESTION 59 A Windows server has a problem after booting up. Kim, a technician, should immediately check the: A. history logs. B. cron logs. C. application logs. D. system logs. /Reference: QUESTION 60 Management has decided that they want a high level of security. They do not want Internet requests coming directly from users. Which of the following is the BEST recommendation? A. Content filter B. Proxy server C. Layer 3 switch D. Firewall /Reference: QUESTION 61 Jeff, a technician, was requested to change the wireless channel a WAP was operating on. Which of the following would be a valid reason for the change? A. Interference B. War driving C. SSID D. Frequency speeds /Reference: QUESTION 62 A new wiring closet is setup to serve users in the east wing of a campus. Equipment is moved from the old closet, 50 feet (15 meters) away, and installed in the new closet. Users immediately begin reporting intermittent connectivity issues with both corporate and Internet resources. Which of the following is the MOST likely cause?

20 A. Protocol mismatch "First Test, First Pass" B. MTU size was not increased for the new distance C. Incorrect VLAN assignment D. Incorrect cabling /Reference: QUESTION 63 A small office has asked to have six PCs networked together by Jeff, a consultant. The office users want file sharing capability with no access to the Internet. Which of the following items will Jeff need? (Select TWO). A. Network bridge B. RG-59 patch cabling C. CAT5e patch cabling D. Firewall E. Switch E /Reference: QUESTION 64 Lisa, a consultant, is inspecting an office that reports frequent wireless issues. Upon scanning the network broadcasting in the vicinity of the office, seven SSIDs are found. The company's Wi-Fi network and three others all share channel six. Which of the following is MOST likely causing the issue? A. Frequency interference B. Low signal strength C. Standard mismatch D. Incorrect channel /Reference: QUESTION 65 Jeff, a customer, has requested a solution to allow all internally and externally bound traffic to be monitored. Which of the following would allow a packet sniffer to do this? A. A VPN client and VPN concentrator B. A smart jack installed for each network jack C. A managed switch with port mirroring

21 D. A proxy server with content filter /Reference: QUESTION 66 Which of the following DNS record types will be used for mail transfer if the MX record is not found? A. CNAME B. A "First Test, First Pass" C. PTR D. AAAA /Reference: QUESTION 67 Jeff, a customer, wants to have wireless network access only in the conference room. He has placed a WAP in the room, but notices that offices across the hall also receive a wireless signal. Which of the following could be done together to solve this problem? (Select TWO). A. Turn down the signal gain. B. Increase the encryption method. C. Change the wireless channel. D. Replace the WAP's antennas with directional antennas. E. Disable the SSID. D /Reference: QUESTION 68 Jeff, a customer, shares a building with several other tenants. He reports that an unencrypted wireless network has been getting slower while his Internet traffic has steadily been increasing. Which of the following should be configured to resolve this problem? A. VLAN

22 B. MTU C. WPA D. SSID /Reference: QUESTION 69 Which of the following should Jeff, a technician, do FIRST when setting up a SOHO network? A. Set up an account with an Internet service provider. B. Create a list of requirements and constraints. C. Arrange a domain name with a suitable registrar. D. Choose the correct operating system version. /Reference: QUESTION 70 Which of the following issues is a common problem in wireless infrastructures? A. Incorrect port number B. Mismatched SSIDs C. Invalid telnet sessions D. Too many collisions /Reference: "First Test, First Pass" QUESTION 71 Kim, a network administrator, is seeing workstations in building C authenticate to the building A wireless access point. Which of the following would resolve this issue? A. Change the security method B. Reduce the transmission power C. Change the SSID D. Change the frequency /Reference:

23 QUESTION 72 Lisa, a user, is unable to access the Internet. The network administrator notices that the workstation has an APIPA address. Which of the following is MOST likely not functioning correctly in this situation? A. Broadcast address B. Multicast address C. DNS D. DHCP /Reference: QUESTION 73 Zach, a network technician, is configuring several switches to be managed remotely. Which of the following must be configured to connect via SSH to each of those devices, as well as to retrieve various parameters? A. PoE settings and VTP configuration B. SNMP configuration only C. IP address and SNMP configuration D. QoS and PoE settings /Reference: QUESTION 74 After a recent generator test, several users are reporting network connectivity issues. Jeff, the network technician, is unable to connect via SSH to the main switch. Which of the following is the MOST likely cause of the connectivity issue? A. Faulty cable B. Misconfigured speed and duplex C. Wrong gateway D. Power loss /Reference: "First Test, First Pass" QUESTION 75 Lisa, the network technician, has been instructed to provide connectivity to workstations within a SOHO that is over 800 feet (243 meters) away from the main switch. Which of the following would she install to provide connectivity?

24 A. CAT5e B. CAT6 C. Coaxial D. Multimode fiber /Reference: QUESTION 76 Which of the following DHCP options would need to be configured to ensure certain IP addresses within a scope are not leased out? A. DNS IP address information B. WINS IP address information C. Superscopes D. Reservations /Reference: QUESTION 77 During a disaster recovery test, several billing representatives need to be temporarily setup to take payments from customers. It has been determined that this will need to occur over a wireless network, with security being enforced where possible. Which of the following configurations should be used in this scenario? A. WPA2, SSID enabled, and n. B. WEP, SSID enabled, and b. C. WEP, SSID disabled, and g. D. WPA2, SSID disabled, and a. /Reference: QUESTION 78 A number of vendors visit a large corporation but are unable to connect to the company's wireless network. Kim, the network technician, verifies that other users are connected to the network and it seems to be fully operational. Which of the following steps should be taken NEXT to troubleshoot the issue? A. Verify the SSID is enabled. B. Ensure the WAP is up and running. C. Ensure the transmission is not encrypted. D. Verify the physical network is connected to the wireless network.

25 /Reference: "First Test, First Pass" QUESTION 79 Which of the following could cause employees to be redirected to an incorrect site after typing in the correct name in a web browser? A. DNS cache poisoning B. Mismatched MTU C. Incorrect DHCP address D. Duplicate IP address /Reference: QUESTION 80 Zach, a network technician, is trying to set up a SOHO network to allow Internet connectivity for all employees based on the following hardware: - 4 computers with LAN and wireless cards - 1 router with 3 LAN ports - 2 Ethernet cables - 1 cable modem The manager would like as many of the computers as possible to be physically connected, instead of using wireless. Which of the following scenarios would meet this requirement based on the equipment available? A. The router should be connected to the modem and one PC can be physically connected to the router. All other PCs must connect wirelessly. B. The modem should be physically connected to the router and two PCs can be physically connected to the router. All other PCs must connect wirelessly. C. The router should be connected to the modem and three PCs can be physically connected to the router. The other PC must connect wirelessly. D. The modem should be physically connected to one PC. All other PCs must connect wirelessly. /Reference: QUESTION 81 An g wireless access point was configured as follows: - AP encryption forced to WPA2-AES mode only - MAC address filtering enabled with the following MAC address in the allow list: 00-ab-29-da-c3-40 Which is true about the above configuration?

26 A. Any b/g compatible client can connect to the wireless network if they support TKIP, the MAC address is 00-ab-29-da-c3-40, and the encryption key is known by the client. B. An a compatible client can connect to the wireless network only if its MAC address is 00- ab-29-dac3-40 and the encryption key is known by the client. C. An n compatible client can connect to the wireless network only if its MAC address is 00- ab-29-dac3-40 and the encryption key is known by the client. D. Any g compatible client can connect to the wireless network if the encryption key is known by the client. "First Test, First Pass" /Reference: QUESTION 82 Which of the following is the correct representation of an IPv6 address? A. :: B. 0:0:0:0:0:0:0:0:1 C. 1:2:3:4:AB:CD:EF D. 2001::4860:800f:: /Reference: QUESTION 83 Which protocol is represented by the packet capture below? UDP :68 -> :67 A. DHCP B. FTP C. SNMP D. DNS /Reference: QUESTION 84 Which of the following default ports are used with DHCP? (Select TWO). A. 22 B. 23

27 C. 53 D. 67 E. 68 E /Reference: QUESTION 85 Which of the following is a reason to use dynamic DNS? A. The host IP address is not listed in the firewall. B. The host IP address is assigned by DHCP. C. Static routes cannot be used on the host network. D. A third-party certificate is being used. /Reference: QUESTION 86 Jeff, a user, can no longer access the accounting file share, but others are still able to access the share. Which of the following would be the FIRST step in troubleshooting the issue? "First Test, First Pass" A. Notify senior management of the issue. B. Develop a probable cause theory. C. Ask Jeff if anything has changed on the system. D. Escalate the issue to the vendor. /Reference: QUESTION 87 Which of the following virtual components maintains a MAC-to-port forwarding table? A. Virtual PBX B. Virtual desktop C. Virtual switch D. Virtual server

28 /Reference: QUESTION 88 Jeff, a user connected to the wireless network, takes a laptop from his desk to a conference room. Arriving at the conference room, Jeff realizes that the laptop is in process of reconnecting to the wireless network. Which of the following is a common wireless problem that can cause this issue? A. Mismatched SSID B. Incorrect encryption type C. Weak signal strength D. Increased latency /Reference: QUESTION 89 Which TCP/IP model layer does the OSI model layer named 'session' respond to? A. Application B. Presentation C. Internet D. Transport /Reference: QUESTION 90 Jeff, a network administrator, would like to ensure that the footprint of the company's wireless coverage is limited to the office borders, located on the premises. Which of the following features should he adjust on all of the company's WAPs to make this change? A. SSID masking B. PPPoE C. Transmission power D. Encryption technology "First Test, First Pass" /Reference: QUESTION 91 Zach, a network administrator, is checking work on some new CAT5 LAN network cabling installed at an

29 organization. Multiple lines are receiving poor signals, and Zach finds the lengths of the runs to be sometimes over 350 feet (107 meters). Which of the following is the cause of the issue? A. CAT5 cable runs over 330 feet (100 meters) need to utilize STP instead of UTP. B. CAT5 cabling is limited to single-run lines of 330 feet (100 meters). C. CAT5 cabling is limited to single-run lines of 250 feet (76 meters). D. CAT5 cabling needs to have terminators installed at each end for runs over 330 feet (100 meters). /Reference: QUESTION 92 Many users on a small network are reporting that while they can share files amongst each other, access to the Internet has been lost. Lisa, the technician, finds that the Internet addresses are failing to resolve to IP addresses. Which of the following is malfunctioning? A. DHCP B. DNS C. RADIUS D. VPN /Reference: QUESTION 93 Kim, a network administrator, has made changes to the DHCP leasing setup for a given network and is expecting all devices to recognize the changes shortly. However, after a full week, none of the machines on the company network are grabbing new addresses with the new lease time. Which of the following is the problem? A. The lease time on the original configuration was too long. B. The firewall was never configured to recognize the changes. C. The DHCP server was never restarted, so changes never took affect. D. The lease time on the original configuration was too short. /Reference: QUESTION 94 Kim, a network consultant, noticed that a new installation for a network backbone looked like this: ISP? Switch? Firewall? PC. Which of the following is the BEST configuration for a properly setup environment? A. Switch? ISP? Firewall? PC

30 B. ISP? Firewall? Switch? PC C. Firewall? ISP? PC? Switch D. ISP? PC? Firewall? Switch "First Test, First Pass" /Reference: QUESTION 95 Zach, a customer, has Internet service that includes several static IP addresses. Zach wishes to host a website from a server within a privately addressed network and make it publicly available. Which of the following would have to be configured on the router to allow the public to access the website from one of the static IP addresses? A. QoS monitoring B. Static NAT C. VLAN tagging D. MAC filtering /Reference: QUESTION 96 Jeff, a business owner, has discovered that several of the nearby businesses have wireless networks. Jeff wants to implement a unique wireless network inside the business. Which of the following should be configured on the wireless access point to reduce interference from the other wireless networks? A. PPPoE authentication B. MAC filtering C. WPA encryption D. Wireless channel /Reference: QUESTION 97 In an environment with STP disabled, which of the following is the MOST likely cause of the exponential increase in repeated packets transferred through the network? A. Incorrect subnet mask B. Mismatched MTU C. Switching loop D. VLAN mismatch

31 /Reference: QUESTION 98 A company only wants preapproved laptops to be able to connect to a wireless access point. Which of the following should be configured? A. SSID disable B. ACL rules C. WPA encryption D. MAC filtering "First Test, First Pass" /Reference: QUESTION 99 A company's database software runs in the cloud. The device hosting the software is an example of which of the following? A. Virtual server B. Virtual switch C. Virtual desktop D. Virtual PBX /Reference: QUESTION 100 Lisa, a technician, is troubleshooting a laptop's connection to a wireless network and notices the user has placed their cell phone on top of the wireless router. Which of the following is the cell phone MOST likely generating? A. Wrong encryption B. An SSID mismatch C. Latency D. Interference /Reference:

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33 Exam B QUESTION 1 Kim, a technician, is asked to run new cabling for an office that is 350 feet (107 meters) away from the networking equipment. The type of cable being run is CAT6. Kim purchases and installs a 500 foot (152 meters) CAT6 cable, but after installation, notices a weak signal between the office and the networking equipment. Which of the following would have been the BEST to install instead of the CAT6 cable? A. Install two CAT6 cables with a repeater. B. Install a 500 foot (152 meter) CAT5 cable. C. Install a 500 foot (152 meter) CAT5e cable. D. Install three CAT6 cables with a repeater. /Reference: QUESTION 2 Which of the following default services uses TCP/UDP port 88? A. LDAP B. IGMP C. HTTP D. Kerberos /Reference: "First Test, First Pass" QUESTION 3 Which of the following virtualized components would provide a secure operating environment for a business user? A. Virtual PBX B. Virtual switch C. Virtual desktop D. Virtual SAN /Reference: QUESTION 4 Multiprotocol Label Switching (MPLS) operates at which of the following layers of the OSI model? (Select TWO). A. Layer 1

34 B. Layer 2 C. Layer 3 D. Layer 4 E. Layer 5 C /Reference: QUESTION 5 Which of the following examples would require a private static IP address, but not a public static IP address? A. A PDA connecting to the wireless network. B. A laptop that is deployed on a LAN. C. A file server deployed in the internal datacenter. D. An Internet facing web server for external access. /Reference: QUESTION 6 Kim, a user, is experiencing performance issues with a home wireless network. She has performed the following steps: - Checked to make sure the laptop is within the appropriate wireless network range - Checked the connected SSID and wireless channel - Checked that the laptop is the only device connected to the wireless network Which is the MOST likely cause for the performance issues? A. Kim has put in a static IP address on the wireless NIC, which is not within the appropriate home network IP range. B. Another computer is on the network and is downloading video content. This is overloading and flooding the wireless link. "First Test, First Pass" C. There are other wireless devices in the area that operate on the wireless band and on the same wireless channel. D. Kim has misconfigured the setting on the wireless client resulting in the WPA-TKIP password being incorrectly entered. /Reference: QUESTION 7 Which of the following would Zach, a network engineer, use to ensure a statically addressed device would

35 receive the same IP address, if it reverted to dynamic addressing? A. DHCP option 3 B. DHCP exclusion C. DHCP lease D. DHCP reservation /Reference: QUESTION 8 Zach, a network engineer, is troubleshooting poor wireless throughput for a group of 15 users in a large office. Many of the computers are showing moderate to weak signals even though there are two APs less then 15 feet (4 meters) away in either direction. Which of the following is MOST likely the cause? A. The local antennas are not powerful enough. B. There is an SSID mismatch. C. The receiver sensitivity is too high. D. The closest APs are down. /Reference: QUESTION 9 Jeff, a network engineer, is troubleshooting an issue where clients are not receiving IP addresses from a new, properly configured DHCP server on another subnet. Statically addressed clients can get onto the same network with no issues. Which of the following is causing the issue? A. Incorrect VLAN tagging B. Missing helper addresses C. Wrong default gateway D. Improper routing protocols /Reference: QUESTION 10 A new small business needs a network solution that provides at least 50Mbps of bandwidth and supports full duplex communication. Which of the following meets those needs? A. 10/100 layer 2 switch B. 2.4GHz g "First Test, First Pass"

36 C. 5.0GHz a D. 10Base2 Ethernet /Reference: QUESTION 11 An organization currently has CAT5e cabling throughout its office. Kim, the network technician, is troubleshooting a new CAT6 run that supports network traffic, but does not meet specification when tested with a TDR. Which of the following is MOST likely the cause? A. Improper grounding B. TXRX reversed C. Incorrect termination D. Outdated NIC drivers /Reference: QUESTION 12 Before installing a wireless network, which of the following should Kim, a network technician, take into consideration to reduce signal exposure for war drivers? A. Device placement B. MAC address filtering C. User authentication D. Encryption protocols /Reference: QUESTION 13 Which of the following OSI model layers is between the data link and transport layers? A. Presentation B. Physical C. Session D. Network

37 /Reference: QUESTION 14 Which of the following subnet masks would allow for and to be in the same subnet? A B C D /Reference: "First Test, First Pass" QUESTION 15 Which of the following ports should be allowed through a firewall to allow DNS resolution to occur to an outside DNS server? A. 20 B. 53 C. 80 D /Reference: QUESTION 16 Which of the following is a Class A private IP address? A B C D /Reference: QUESTION 17 Which of the following services would have assigned the IP address ? A. DHCP B. APIPA C. IDS

38 D. DNS /Reference: QUESTION 18 Which of the following BEST describes the point at which an ISP's responsibility for an Internet connection ends? A. Router B. MDF C. IDF D. Demarc /Reference: QUESTION 19 Which of the following defines the range of IP addresses a DHCP server can assign? A. Scope B. Lease C. Reservation "First Test, First Pass" D. Subnet /Reference: QUESTION 20 Kim, a technician, is connecting a new desktop computer to a switch. She was only able to locate one cable in the office for the installation. The wires at each end are color coded as follows: End A. orange-white, orange, green-white, blue, blue-white, green, brown-white, brown End B. green-white, green, orange-white, blue, blue-white, orange, brown-white, brown Which of the following should Kim do to complete the installation? A. Re-end the provided cable, keeping the wiring the same. B. Use the provided cable. C. Purchase a crossover cable. D. Purchase a straight-through cable.

39 /Reference: QUESTION 21 Zach, a technician, suspects a NIC in a desktop computer has failed. Which of the following commands can Zach use to BEST troubleshoot this issue? A. netsh B. nslookup C. ipconfig D. tracert /Reference: QUESTION 22 After a brownout, Zach, a user, can connect to the internal network, but not the Internet. Which of the following is the company's DSL router experiencing that is causing this issue? A. Switching loop B. Power failure C. Broadcast storm D. Duplicate IP address /Reference: QUESTION 23 company wants the public to be able to connect to the wireless network with minimal security, but not be able to connect to the private internal network. Which of the following firewall rules would BEST accomplish this? A. Content filtering on the wireless access point "First Test, First Pass" B. Allow traffic from the wireless access point C. Block traffic from the wireless access point D. Packet filtering on the wireless access point /Reference: QUESTION 24

40 Lisa, an administrator, attempts to open a web page and sees the following error: `Error 404: Page not found'. She then uses the ping command and finds that the default gateway cannot be pinged. At which of the following layers does the problem MOST likely reside? A. Layer 1 B. Layer 4 C. Layer 5 D. Layer 7 /Reference: QUESTION 25 At which of the following layers does HTML operate? A. Layer 2 B. Layer 3 C. Layer 5 D. Layer 7 /Reference: QUESTION 26 Lisa, an administrator, is unable to route traffic between VLANs on a switch. Communication between devices within each VLAN is functioning. At which of the following layers does the problem MOST likely reside? A. Network B. Data link C. Transport D. Session /Reference: QUESTION 27 A company has decided to increase wireless infrastructure security by moving from WEP encryption to WPA2. Technicians change each WAP to the new encryption standard and users are given the new passwords. Many users are able to reconnect using the new authentication, but several users report an inability to reconnect. Which of the following is the MOST likely cause of the problem? A. The users who cannot connect are using older NICs without WPA2 support. B. The users who cannot connect are in areas without wireless coverage. "First Test, First Pass"

41 C. The users who cannot connect have not been placed in the correct VLAN. D. The users who cannot connect have not specified the correct signal strength. /Reference: QUESTION 28 Lisa, a technician, installs a new WAP and users are able to connect; however, users cannot access the Internet. Which of the following is the MOST likely cause of the problem? A. The signal strength has been degraded and latency is increasing hop count. B. An incorrect subnet mask has been entered in the WAP configuration. C. The signal strength has been degraded and packets are being lost. D. Users have specified the wrong encryption type and routes are being rejected. /Reference: QUESTION 29 Jeff, an administrator, has just finished installing a new switch and connected two servers with IPs of and.30. The servers are able to communicate with each other, but are unable to reach the Internet. Jeff sees the following information in the switch configuration: interface VLAN 105 IP address Jeff is able to ping the router at from the switch. Which of the following is the MOST likely cause of the problem? A. The subnet mask is incorrect. B. A routing loop has occurred. C. Jeff used a crossover cable to connect the switch to the gateway. D. The server is missing default-gateway information. /Reference: QUESTION 30 Zach, the network administrator, has just finished installing a new 10/100/1000 switch, but receives reports from the server administrator that servers connected to the new switch seem to be experiencing slow LAN connections. Zach checks the port connecting the new switch to the core switch and sees the following information: #show run interface GigabitEthernet0/10 Switchport trunk encapsulation dot1q

42 Switchport mode trunk Switchport trunk native VLAN 10 Which of the following is the MOST likely cause of the slow connections? A. The servers have not had VLAN tagging enabled on their NICs. B. Speed and duplex have not been set. C. VLAN tagging was not set on the trunk. D. The servers have been connected with CAT5 cable. "First Test, First Pass" /Reference: QUESTION BaseT has a MAXIMUM run distance of: A. 25 meters (82 feet). B. 100 meters (328 feet). C. 500 meters (1640 feet). D meters (3280 feet). /Reference: QUESTION 32 Which of the following DNS record types provides the hostname to IP address mapping? A. A record B. NS record C. CNAME record D. MX record /Reference: QUESTION 33 Kim, a user, took a laptop on vacation and made changes to the configuration in order to use the device at the hotel. She can reach the Internet, but cannot access any internal network resources. Which of the following is the MOST likely reason? A. Incorrect DNS B. Incorrect subnet mask

43 C. Duplicate IP address D. Incorrect SSID /Reference: QUESTION 34 Jeff, an administrator, is using a punch-down tool to connect a cable. To which of the following is Jeff MOST likely connecting? A. A 110 block B. A demarc C. A DB-9 D. A smart jack /Reference: QUESTION 35 Teachers and students at a school currently share the same bandwidth. The Internet performance "First Test, First Pass" for the teachers in the classroom is becoming extremely slow. Which of the following is the BEST method to mitigate the issue? A. Increased uptime B. Caching engines C. Traffic shaping D. Load balancing /Reference: QUESTION 36 Kim, a network engineer, needs to troubleshoot a remote router within the WAN. Which of the following user authentications would be the BEST to implement? A. MS-CHAP B. Kerberos C. TACACS+ D. PKI

44 /Reference: QUESTION 37 Which of the following uses copper wiring? A. 10GBaseER B. 10GBaseLW C. 100BaseFX D. 1000BaseT /Reference: QUESTION 38 The location where the Telco wiring stops and the clients wiring starts is known as the: A. MDF. B. demarc. C. IDF. D. 66 block. /Reference: QUESTION 39 Which of the following cables covers the LONGEST distance? A. 10GBaseT B. 10GBaseFR C. 100BaseTX D. 1000BaseX "First Test, First Pass" /Reference: QUESTION 40 Users report that their Internet connection is slow. Zach, the network technician, has a suspicion that users are streaming video and music. Which of the following would BEST confirm Zach's theory?

45 A. Traffic analysis B. SNMP C. History logs D. System logs /Reference: QUESTION 41 Blocking a known malicious web address by using the ACL on the firewall is an example of which of the following? A. IP filtering B. Application filtering C. MAC filtering D. Port filtering /Reference: QUESTION 42 A firewall that examines all the incoming traffic and decides if the traffic is going to be allowed though or dumped is a example of which of the following? A. Packet sniffing B. Packet filter C. Stateful inspection D. Content filter /Reference: QUESTION 43 Two duplicate pieces of equipment can be used in conjunction for which of the following purposes? (Select TWO). A. High availability B. Fault tolerance C. Reduce latency D. Wi-MAX E. CARP B

46 /Reference: "First Test, First Pass" QUESTION 44 Lisa, an administrator, has been tasked with running cables from one office to another neighboring office by running cables over the light fixtures in the ceiling that connects them. To prevent interference, which of the following cable types should Lisa use? A. CAT5e B. CAT6 C. Coaxial D. Multimode fiber /Reference: QUESTION 45 Which of the following improves wireless performance by allowing only one wireless transmission on the network at a time? A. CSMA/CA B. CSMA/CD C. Wireless encryption D. Wireless bonding /Reference: QUESTION 46 Lisa, an administrator, is responsible for one Linux and two Windows servers. She would like to review all server logs centrally. Which of the following services could Lisa use in this scenario? A. Event logs B. Baselines C. Change management D. Syslog /Reference: QUESTION 47

47 Kim, a network technician, is installing a new managed 10/100 Mbps switch on the network. The network has an older printer with a 10Mbps network adapter that will be moved to the new switch. Which of the following settings on the switch will need to be configured to support the printer? A. MAC filtering B. IP address C. PoE D. Port speed /Reference: QUESTION 48 Zach, a new network technician, is monitoring network traffic and notices the network is operating at 80% of capacity. Which of the following could be used to determine if this is abnormally high "First Test, First Pass" traffic use? A. Network maps B. Cable management documentation C. Wire schemes D. Baseline /Reference: QUESTION 49 Jeff, a network technician, arrives to work and discovers users are having a problem connecting the company server. The server operator was working on upgrades the night before. Which of the following documents should Jeff use to attempt to discover the problem? A. Network maps B. Change management C. Baselines D. Cable management /Reference: QUESTION 50 Lisa, a network technician, needs to push changes out to network devices and also monitor the devices based on each device's MIB. Which of the following should she use?

48 A. SNMP B. Traffic analysis C. Syslog D. Asset management /Reference: QUESTION 51 Kim, a network technician, needs to identify the MAC address of a device that is creating broadcast storms on the network. Which of the following tools will provide the needed information? A. History logs B. Network sniffer C. Network maps D. Traffic shaping /Reference: QUESTION 52 Users have reported slow access times when retrieving information from a server on the company's network. Which of the following tools would provide access time information on each segment of the network to reach the server? A. arp "First Test, First Pass" B. route C. ipconfig D. tracert /Reference: QUESTION 53 Jeff, a network technician, is concerned about the environmental effects of power consumption and heat from network resources. Limited space is also a concern. Which of the following technologies should be implemented? A. Circuit switching B. Network address translation C. Power over Ethernet D. Virtual servers

49 /Reference: QUESTION 54 For security reasons Zach, a network technician, wants to install a Linux based server, Microsoft web services, and directory services on different servers. Which of the following technologies would be BEST to reduce hardware costs? A. VPN concentrator B. Virtual servers C. Wireless D. Multimode fiber /Reference: QUESTION 55 Kim, a network technician, wants to use a packet analyzer to troubleshoot a reported problem with a user's workstation with IP address To identify the workstation's packets Kim wants to use the workstation's MAC address. Which of the following protocols would provide the needed information? A. DHCP B. ARP C. DNS D. PING /Reference: QUESTION 56 Which of the following OSI layers performs error detection using a Frame Check Sequence? A. Session B. Transport C. Physical "First Test, First Pass" D. Data link /Reference:

50 QUESTION 57 Which of the following VPN methods is BEST used for connecting a remote office to the main company office? A. WEP-to-WPA B. RDP-to-RAS C. Client-to-site D. Site-to-site /Reference: QUESTION 58 Which of the following network optimization methods would be BEST to implement to increase bandwidth for an internal streaming video server? A. ISDN B. QoS C. Upgrade to 10baseT D. Buffer overflow /Reference: QUESTION 59 The ISP needs to terminate the WAN connection. The connection should be located in the network server room where the company LAN equipment resides. Which of the following identifies the location? A. Smart jack B. MDF C. VPN D. 66 block /Reference: QUESTION 60 Creating a uniform user environment throughout the network can BEST be achieved by using which of the following? A. Honeypots B. Virtual switches