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1. What should a network administrator do first after receiving a call from a user who cannot access the company web server? • Reboot the web server. • Replace the NIC of the computer. • Ask the user to log off and log on again. • Ask the user what URL has been typed and what error message displays. 2. A customer called the cable company to report that the Internet connection is unstable. After...
CCNA Answers – CCNA Exam – CCNA Exams – CCNA Module-1-2-3-4...
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  August 3, 2012, 12:24 pm
1. Identify three techniques used in social engineering. (Choose three.) • fishing • vishing• phishing • spamming • pretexting • junk mailing 2. During a pretexting event, how is a target typically contacted? • by e-mail • by phone • in person • through another person 3. While surfing the Internet, a user notices a box claiming a prize has been won. The user opens the box unaware that a program...
CCNA Answers – CCNA Exam – CCNA Exams – CCNA Module-1-2-3-4...
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  August 3, 2012, 12:23 pm
1.  Why is IEEE 802.11 wireless technology able to transmit further distances than Bluetooth technology? • transmits at much lower frequencies • has higher power output • transmits at much higher frequencies • uses better encryption methods 2. What are three advantages of wireless over wired technology? (Choose three.) • more secure • longer range • anytime, anywhere connectivity• easy and...
CCNA Answers – CCNA Exam – CCNA Exams – CCNA Module-1-2-3-4...
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  August 3, 2012, 12:23 pm
1. A user types www.cisco.com into a web browser address textbox. What does www.cisco.com represent? • the IP address of a web server • a physical network address • the closest router interface to the source • the source IP address in the data transmission 2. What type of server would use IMAP? • DNS • DHCP • e-mail • FTP • Telnet • web 3. Which type of server would most likely be used first by...
CCNA Answers – CCNA Exam – CCNA Exams – CCNA Module-1-2-3-4...
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  August 3, 2012, 12:22 pm
1. How large are IPv4 addresses? • 8 bits • 16 bits • 32 bits • 64 bits • 128 bits 2. Refer to the graphic. A user at the workstation cannot connect to the server. All cables have been tested and are working and all devices have IP addressing. However, the user cannot ping the server. What is causing the problem? • The router interface does not have a default gateway. • The switch does not have...
CCNA Answers – CCNA Exam – CCNA Exams – CCNA Module-1-2-3-4...
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  August 3, 2012, 12:21 pm
1. Which definition describes the term Internet? • a group of PCs connected together on a LAN • a group of PCs connected together by an ISP • a network of networks that connects countries around the world • a worldwide collection of networks controlled by a single organization 2. What type of connection point is a point of presence (POP)? • between a client and a host • between two local...
CCNA Answers – CCNA Exam – CCNA Exams – CCNA Module-1-2-3-4...
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  August 3, 2012, 12:21 pm
1. Which term is used to describe the process of placing one message format into another format so that the message can be delivered across the appropriate medium? • flow control • encapsulation • encoding • multicasting • access method    2. Refer to the graphic. Five PCs are connected through a hub. If host H1 wants to reply to a message from host H2, which statement is true? • H1 sends a...
CCNA Answers – CCNA Exam – CCNA Exams – CCNA Module-1-2-3-4...
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  August 3, 2012, 12:20 pm
1. Which two things can be determined by using the ping command? (Choose two.)• the number of routers between the source and destination device • the IP address of the router nearest the destination device • the average time it takes a packet to reach the destination and for the response to return to the source• whether or not the destination device is reachable through the network • the average...
CCNA Answers – CCNA Exam – CCNA Exams – CCNA Module-1-2-3-4...
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  August 3, 2012, 12:19 pm
Q.1 An operating system is severely damaged. All data on the partition needs to be deleted, and all application software must be reinstalled. Which installation method should be used to correct the problem?  clean install  upgrade  multi-boot  virtualization Q.2 Which two statements should be included in a pre-installation checklist when upgrading an operating system? (Choose two.)  Verify that...
CCNA Answers – CCNA Exam – CCNA Exams – CCNA Module-1-2-3-4...
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  August 3, 2012, 12:18 pm
1Refer to the exhibit. Communication between two peers has failed. Based on the output that is shown, what is the most likely cause?ccna 4 final 2012interface resetunplugged cableimproper LMI typePPP negotiation failure2Refer to the exhibit. A network administrator is tasked with completing the Frame Relay topology that interconnects two remote sites. How...
CCNA Answers – CCNA Exam – CCNA Exams – CCNA Module-1-2-3-4...
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  August 2, 2012, 2:33 pm
1. A network administrator is asked to design a system to allow simultaneous access to the Internet for 250 users. The ISP for this network can only supply five public IPs. What can be used to accomplish this task?• routable translation• dynamic translation• static translation• port address translation2. The LAN attached to the Ethernet interface of the Raleigh router shown in the graphic is...
CCNA Answers – CCNA Exam – CCNA Exams – CCNA Module-1-2-3-4...
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  August 2, 2012, 2:28 pm
1. What combination of IP address and wildcard mask should be used to specify only the last 8 addresses in the subnet 192.168.3.32/28?192.168.3.32 0.0.0.7192.168.3.32 0.0.0.15192.168.3.40 0.0.0.7192.168.3.40 0.0.0.152. Excessive broadcasts are generally a symptom of a problem at which layer?physicaldata linknetworktransport3.Refer to the exhibit. Which three pieces of information can be...
CCNA Answers – CCNA Exam – CCNA Exams – CCNA Module-1-2-3-4...
Tag :
  August 2, 2012, 2:24 pm
1.ccna 4 chapter 7Refer to the exhibit. Traffic exiting R1 is failing translation. What part of the configuration is most likely incorrect?ip nat pool statementaccess-list statementip nat inside is on the wrong interfaceinterface s0/0/2 should be a private IP address2.ccna 4 chapter 7Refer to the exhibit. What is the purpose of the command marked with an arrow shown in the...
CCNA Answers – CCNA Exam – CCNA Exams – CCNA Module-1-2-3-4...
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  August 2, 2012, 2:22 pm
1. Which two protocols can be used to encapsulate traffic that is traversing a VPN tunnel? (Choose two.)ATMCHAPIPsecIPXMPLSPPTP2. What are the three main functions of a secure VPN? (Choose three.)accountingauthenticationauthorizationdata availabilitydata confidentialitydata integrity3. Data confidentiality through a VPN can be enhanced through the use of which three encryption protocols? (...
CCNA Answers – CCNA Exam – CCNA Exams – CCNA Module-1-2-3-4...
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  August 2, 2012, 2:21 pm
1. The following commands were entered on a router: Router(config)# access-list 2 deny 172.16.5.24Router(config)# access-list 2 permit anyThe ACL is correctly applied to an interface. What can be concluded about this set of commands?The wildcard mask 0.0.0.0 is assumed.The access list statements are misconfigured.All nodes on the 172.16.0.0 network will be denied access to other networks.No...
CCNA Answers – CCNA Exam – CCNA Exams – CCNA Module-1-2-3-4...
Tag :Local area network
  August 2, 2012, 2:20 pm
1. Which two statements are true regarding network security? (Choose two.)Securing a network against internal threats is a lower priority because company employees represent a low security risk.Both experienced hackers who are capable of writing their own exploit code and inexperienced individuals who download exploits from the Internet pose a serious threat to network security.Assuming a...
CCNA Answers – CCNA Exam – CCNA Exams – CCNA Module-1-2-3-4...
Tag :CCNA4 Chapter4
  August 2, 2012, 2:18 pm
1. A wireless client is attempting to establish a connection with a wireless access point. What process does the client use to discover the access points which are available to it?probingbeaconingassociationauthentication2.Refer to the exhibit. Each switch is shown with its MAC address. Which switch will be elected as the spanning-tree root bridge if the switches are configured...
CCNA Answers – CCNA Exam – CCNA Exams – CCNA Module-1-2-3-4...
Tag :LAN Switching and Wireless
  July 30, 2012, 8:29 pm
1. Refer to the routing table shown in the exhibit. What is the meaning of the highlighted value 192?It is the value assigned by the Dijkstra algorithm that designates the number of hops in the network.It is the value used by the DUAL algorithm to determine the bandwidth for the link.It is the metric, which is cost.It is the administrative distance.2. What is the purpose of the TTL...
CCNA Answers – CCNA Exam – CCNA Exams – CCNA Module-1-2-3-4...
Tag :ccna 2 final answer
  July 26, 2012, 6:58 pm
1. Which of the following are required when adding a network to the OSPF routing process configuration? (Choose three.)network addressloopback addressautonomous system numbersubnet maskwildcard maskarea ID2. Which of the following are primary functions of a router? (Choose two.)packet switchingmicrosegmentationdomain name resolutionpath selectionflow control3. Refer to the routing table...
CCNA Answers – CCNA Exam – CCNA Exams – CCNA Module-1-2-3-4...
Tag :ccna 2 final answer
  July 26, 2012, 6:57 pm
1. Which of the following are required when adding a network to the OSPF routing process configuration?network addressloopback addressautonomous system numbersubnet maskwildcard maskarea ID2. Which of the following are primary functions of a router? (Choose two.)packet switchingmicrosegmentationdomain name resolutionpath selectionflow control3. Refer to the exhibit. When troubleshooting a...
CCNA Answers – CCNA Exam – CCNA Exams – CCNA Module-1-2-3-4...
Tag :ccna 2 final answer
  July 26, 2012, 6:55 pm
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