CCNA2 Ver 4.1 98% Success

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Take Assessment - DsmbISP Final Exam - CCNA Discovery: Working at a Small-to-Medium Businessor ISP (Version 4.1)

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1 A company is developing an Internet store for its website. Which protocol should be used to transfer credit card information from

customers to the company web server?FTPSHTTPHTTPSWEP2TFTP

2 A user reports being unable to access the Internet. The help desk technician employs a bottom-up approach to troubleshooting. Ttechnician first has the user check the patch cable connection from the PC to the wall, and then has the user verify that the NIC hagreen link light. What will the technician have the user do next?

Enter an IP address into the WWW browser address bar to see if DNS is at fault.Use traceroute to identify the device along the path to the ISP that may be at fault.Verify the IP address, subnet, and gateway settings using ipconfig on the PC.Connect to the user home router to check firewall settings for blocked TCP ports.

3

Refer to the exhibit. What could be two possible causes for the Serial0/0/0 interface status? (Choose two.)A Layer 3 issue exists.The bandwidth is set too high.An incorrect cable is being used.A loopback address must be set.The reliability setting is too low for the interface.A defective serial interface cable was used.

4 While configuring PAT on a Cisco ISR, a network technician defines the IP address of the router interface that connects to the ISPaddress will be the translated address for all Internet traffic from inside hosts. What is this IP address called?

inside local addressinside global addressoutside local addressoutside global address

5

Refer to the exhibit. When the IOS image of a router must be backed up, what are three reasons to issue the exhibited commands?(Choose three.)

to confirm that the IOS image was copied completelyto determine the number of hops to the TFTP serverto copy the IOS image file to the TFTP serverto set the destination directory on the TFTP serverto confirm connectivity to the TFTP serverto view the IOS image name and file sizeto confirm that flash has enough space to store the IOS image file

6 What is the primary function of a Level 1 support technician in an ISP help desk department with multiple levels of customer suppoto install hardware replacements for the customerto accompany an on-site technician to provide additional technical supportto diagnose and document the symptoms of hardware, software, and system problemsto design network enhancements that support the new technology requirements of the customer

7 What is the effect of issuing the banner login #Unauthorized login prohibited# command on a router?It will display the message "Unauthorized login prohibited" before the router prompts for a user name.It replaces the banner motd command.It causes the router to prompt for login credentials for any user who is attempting to connect to the router.It causes the message "Unauthorized access prohibited" to display when a HyperTerminal connection is idle.

8 How do port filtering and access lists help provide network security?They prevent specified types of traffic from reaching specified network destinations.They alert network administrators to various type of denial of service attacks as they occur.They prevent viruses, worms, and Trojans from infecting host computers and servers.They enable encryption and authentication of confidential data communications.

9

Refer to the exhibit. What effect will the commands have when entered on R2?The cisco1 file will be copied to NVRAM.The commands will not work because a password has not been set on the TFTP server.The running configuration will be copied from R2 to the TFTP server.The cisco1 file will be copied from the TFTP server to the running configuration of R2.

10 Which cable type is used to interconnect the FastEthernet interfaces of two routers?straight-throughcrossoverconsolerollover

11 A company functions from Monday to Friday each week. Their backup strategy calls for full backups each Friday night, with differebackups on all other weekday nights. If an administrator is asked to restore a server hard drive to its Wednesday morning state, homany backups must be used?

1234

12 A user calls a help desk about being unable to connect to a web server. The technician asks the user to issue a ping 127.0.0.1command. What is the purpose of this command?

verify if the network cable is connected to the PCverify if the TCP/IP stack is functioning on the PCverify if the IP address is configured correctly on the PCverify if the DNS server IP addresses are present on the PC

13 Which interface requires an IP address to transport IOS or configuration files from the router to a TFTP server on the LAN?USBEthernetconsoleauxiliary

14 When would TFTP in ROM monitor mode be used to restore a Cisco IOS image to a router?when a console connection is the only available connection to the routerwhen the TFTP server software is incompatible with the router IOS versionwhen the router is set to boot from flash, but the Cisco IOS image in flash is corrupt or has been erasedwhen the current Cisco IOS on the router requires a feature upgrade

15 When a field technician visits a customer site and resolves the issue that was opened in a trouble ticket, what should the techniciaassess the network design of the customer sitesurvey users at the customer site for further needsdocument the solution and obtain acceptance of the customerdiscuss further problems that are identified during the visit and offer cost estimates

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16 A network engineer is asked to specify the type of cable for a new network installation. The engineer plans horizontal cable runs o

than 90 feet (27.4 meters) using cable that is not expensive and is easy to implement. It will be positioned away from electrically noareas to avoid EMI. Which cable should the engineer choose?

STPUTPcoaxialfiber optic

17

Refer to the exhibit. Which two routes when either is configured on R1 would allow traffic to be forwarded from hosts on network192.168.10.0/24 to network 192.168.20.0/24? (Choose two.)

R1(config)# ip route 0.0.0.0 0.0.0.0 S0/0/1R1(config)# ip route 0.0.0.0 0.0.0.0 172.10.10.13R1(config)# ip route 192.168.20.0 255.255.255.0 Fa0/0R1(config)# ip route 192.168.20.0 255.255.255.0 S0/0/0R1(config)# ip route 172.10.10.12 255.255.255.252 192.168.20.0

18 Which protocol is used to send e-mail messages between two servers that are in different e-mail domains?HTTPPOP3SMTPIMAP4

19 Which technology is used for WAN connections and delivers up to 1.544 Mb/s of symmetrical bandwidth?DSLdialupT1 lineT3 line

20 Which statement correctly describes MIB?It is software that is installed on a device which in turn is managed by SNMP.It is installed on a system that is used to monitor networking devices.It is a database that a device keeps about itself concerning network performance parameters.It is a communication protocol that is used between the management station and the management agent.

21 A building has experienced a power outage. When the power returns, none of the devices on one floor can access the Internet. Th

network administrator checks the switch in the IDF that these devices are connected to and notes that the SYST LED on the front switch is amber.

What is a possible cause of this problem?The switch is functioning properly.The switch has failed POST.The switch configuration file was not saved to NVRAM.The connection between the switch and the server did not autonegotiate speed and duplex properly.

22

Refer to the exhibit. Which command would an administrator use to configure the router name?Router# ip hostname BoiseRouter# hostname BoiseRouter(config-line)# name BoiseRouter(config)# hostname BoiseRouter> ip hostname Boise

23 How does a switch interface that uses sticky port security handle MAC addresses?The addresses are configured manually and are saved in the running configuration.They are configured manually and are not saved in the running configuration.They are configured dynamically and are saved in the running configuration.They are configured dynamically and are not saved in the running configuration.

24 What will a router do with a packet that is destined for a host with the IP address 192.168.1.5/24 if no entry for the 192.168.1.0/24network exists in the routing table?

It will drop the packet.It will send the packet back to the source address.It will broadcast the packet out all of its active interfaces.It will broadcast the packet out all of its active interfaces except the interface that received the packet.

25 A network administrator wants to configure six subnets for a Class C network. Which subnet mask will support the maximum numbhosts on each subnet?

255.255.255.248255.255.255.240255.255.255.224255.255.255.192

26 How do Tier 3 ISPs connect to the global Internet?They connect to the global Internet through Tier 2 ISPs.They extend across several countries but use the services of a Tier 1 ISP.They use the services of both Tier 1 and Tier 2 ISPs in order to connect to the global Internet.They make up the global backbone of the Internet by physically joining their network with other Tier 3 ISPs.

27 A network designer must specify cable for a 190 meter (625 foot) backbone link where EMI may be an issue. What type of cable shthe designer choose?

coaxialfiber-opticshielded twisted pair

unshielded twisted pair

28 In designing a cabling upgrade plan, what is the first best practice that should be implemented?Suggest the location of the MDF and IDF.Choose the appropriate wiring.Choose the new equipment to purchase.Examine the floor plan and the condition of existing wiring.Decide upon the cable management system.

29

Refer to the exhibit. A technician uses the SDM application to configure router R1. Which step should be taken by the technician toenable the Fa0/0 interface on R1 to participate on the connected local network?

Enable a DHCP server on the Fa0/0 LAN interface.Configure the appropriate IP address on the Fa0/0 interface.Configure IP addresses for the primary and secondary DNS server.Configure the starting and ending IP addresses for the DHCP pool but exclude the Fa0/0 IP address.

30

Refer to the exhibit. Static routes have been configured on all routers in the network. PC2 can communicate with PC1 but not with What should be done to remedy the problem?

Reconfigure the first static route with the exit interface S0/0/0.

Reconfigure the second static route with the exit interface S0/0/1.Reconfigure the first static route with the next hop address 172.16.3.1.Reconfigure the second static route with the next hop address 172.16.3.1.


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31 What is the primary function of the NOC at a large ISP?

installing equipment at a customer sitesetting up customer accounts and passwordsmonitoring and testing customer network connectionsentering customer requirements in an order-tracking database

32 If the NVRAM on a router were to fail, which router resource would be lost?IOS software imageROMmon softwarerunning configurationstartup configuration

33

Refer to the exhibit. A network administrator has an extra router and wishes to use it as shown to passively monitor network trafficIOS feature should be implemented on router EXTRA?

ACLsCDPIDSIPS

34 What is a characteristic of a scalable network?100% uptimeredundant links

easy expansionmultiple backup devices

35 A Cisco switch is installed into a network and two module slots are purposefully left empty. Which network design consideration doaddress?

reliabilityscalabilityredundancyaccessibility

36 Which statement is true about the reverse lookup DNS zone?It is most commonly experienced when users are surfing the Internet.It is the backup for the forward lookup zone.It dynamically updates the resource records.It resolves an IP address to a fully qualified domain name.

37 What is the maximum unrepeated distance set by industry standards for UTP cable?10 meters75 meters100 meters325 meters

38 In the URL http://dev.cisco.com/wwwdocs/procedures.htm, what is identified by wwwdocs?the server name where the resource is locatedthe protocol that is used for the resource requestthe domain name of the server that is being accessedthe folder where the requested resource is stored

39 Which application can be delivered using UDP?FTPDNSHTTPSMTP

40 Which routing protocol facilitates the exchange of routing information between different autonomous systems?OSPFEIGRPRIPBGP

41

Refer to the exhibit. Which combination of cables and symbols is correct?A - crossover, B - straight-through, C - straight-throughA - crossover, B - rollover, C - straight-throughA - straight-through, B -crossover, C - straight-through

A - straight-through, B -straight-through, C - straight-throughA - straight-through, B - straight-through, C - crossoverA - rollover, B - straight-through, C - straight-through

42 Which two services are required to enable a computer to receive dynamic IP addresses and access the Internet using domain nam(Choose two.)

DNSWINSHTTPDHCPSMTP

43 For the assignment of permissions to files and folders, what does the "principle of least privilege" imply?No user has more privileges than any other user.Permissions to files are given based on seniority.Users only have access to resources that are necessary for their jobs.Users should be given no access to computer resources until they ask.

44 In an IPv4 environment, what information is used by the router to forward data packets from one interface of a router to another?destination network addresssource network addresssource MAC addresswell known port destination address

45 Which statement describes a feature of TCP?It provides low overhead data delivery.It acknowledges the receipt of packets.It does not provide error checking.It is a connectionless protocol.


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46 Which statement correctly describes the function of AAA?

It prevents unauthorized access to a network.It filters traffic based on destination IP and port number.It enables users to send information to a daemon that is running on a management station.It encrypts data to provide network security.

47

Refer to the exhibit. Hosts that belong to the IT department use 10.10.55.33/27 as a default gateway. Where can this IP address blocated in the network?

ABCDEF

48

Refer to the exhibit. Which three IP addresses could be assigned to the hosts? (Choose three.)192.168.88.1192.168.88.8192.168.88.9192.168.88.12192.168.88.14192.168.88.15192.168.88.16192.168.88.18

49 How many host addresses may be assigned on each subnetwork when using the 130.68.0.0 network address with a subnet mask255.255.248.0?

302562046204840944096

50 Which type of WAN connection uses a circuit-switched network?ISDNFrame RelayDSLCable

51 Which WAN service provides point-to-point connections with a predefined communications path?E1T1dialupleased line

52 A small company is contracting with an ISP to host a web server. The web administrator needs to upload files to the web server viasecure channel using FTPS. Although a ping to the server is successful, the web administrator reports that the FTPS connection cbe established. The technician at the ISP responds that for security reasons the FTPS default port has been blocked by a firewall the web server has been configured with a non-default port for FTPS access. At which layer of the OSI model has the security mebeen applied?

session layernetwork layertransport layer

application layer


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CCNA2 Ver 4.1 98% Success