2. Which service team in an ISP is responsible for determining if the new customer has hardware that will support the new WAN connection and if new WAN circuits need to be installed?customer serviceonsite installation*planning and provisioningnetwork operations center

16. Refer to the exhibit. A NOC technician at an ISP enters the command c:\ping 209.165.201.7. What are two reasons to use this command? (Choose two.)map the path to 209.165.201.7*test reachability to 209.165.201.7locate connectivity problems along the route to 209.165.201.7identify ISPs that interconnect the NOC and remote host with IP 209.165.201.7*measure the time that packets take to reach 209.165.201.7 and return to the technician's workstation

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

47.In the relationship between an ISP and a customer, what is the purpose of an SLA?It shows bandwidth utilization over time.*It documents expectations and obligations of both parties.It helps technicians locate sources of service interruptions.It provides performance baselines for network troubleshooting.

14. Refer to the exhibit. Host H1 is sending a datagram to host H2 across the Internet. NAT will be configured on RTRC. Which address is considered the inside local address?10.1.1.1*10.1.1.6209.165.201.2209.165.201.17209.165.200.226

18.A user is able to ping IP addresses but is unable to ping hosts by domain name. What should be checked at the workstation of the user?the device driver configuration of NICthe LED status of the NIC

*the DNS configurationthe firewall settings

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

36. Which two processes enable a router to determine paths to destination networks? (Choose two.)inspection of the source IP address in data packetsARP requests from connected routers*manual configuration of routes*updates from other routersDHCP information broadcastsupdates from the SMTP management information base

27. An administrator wishes to protect a router by encrypting the console access password noaccess. Which command should be used?Router(config)# enable secret noaccessRouter(config)# enable password noaccessRouter(config-line)# password noaccess*Router(config)# service password-encryption

54. Different hosts connect to the same switch port at different times. If the switch port is configured with dynamic port security, how does it process the MAC addresses?The addresses are manually assigned with the use of the switchport command.*The addresses are dynamically learned and stored in the address table.The addresses are dynamically configured and saved in the running configuration.The addresses are stored in the address table and added to the running configuration.

39. 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.

> 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

37. Which statement is correct about passive data connections in the FTP protocol?The server initiates the data transfer connection.*The server forwards its IP address and a random port number to the FTP client through the control stream.The firewalls do not permit passive data connections to hosts that are located within the network.The client forwards data to port 21 of the server.

Which address does a switch use for implementing port security?     the source IP address     the source MAC address     the destination IP address     the destination MAC address

12  Which type of cable may be used for backbone cabling between data centers that are located on different floors and that are separated by a distance of 1640 feet (500 meters)?     STP     UTP     coaxial     fiber-optic

> A user reports being able to access the Internet but not being able to download e-mail from the mail server at the ISP. What should the user check on the user workstation?> the POP3 and SMTP server settings in the e-mail application> the patch cable connections at the back of the workstation and at the wall plate> the DHCP settings in the operating system> the IP address, mask, and default gateway values> the NIC drivers

31.Which protocol allows secure in-band management so that a network administrator can monitor and configure network devices without fear of any passwords being compromised?*SSHHTTPSNMP

2. What is the primary function of the NOC at a large ISP?installing equipment at a customer sitesetting up customer accounts and passwords*monitoring and testing customer network connectionsentering customer requirements in an order-tracking database

33. 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 accessed*the folder where the requested resource is stored

Refer to the exhibit. Static routes have been configured on all routers in the network. PC2 can communicate with PC1 but not with PC3. 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.

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 be located in the network?ABC*DE

26. Refer to the exhibit. What is the possible reason that a technician is unable to telnet into the HQ router and make configuration changes?*A password is required for vty 0.A password for line con 0 is required.All five virtual interfaces must be configured before Telnet is possible.The service password-encryption command is preventing Telnet access.

> 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 address> source network address> source MAC address> well known port destination address

10. Refer to the exhibit. The network administrator must set up a network with two subnets. In network A, the network administrator selects the network address 192.168.1.128/26. Which address combination should the administrator select in network B to accommodate the same number of hosts as in network A?192.168.1.32 255.255.255.128192.168.1.0 255.255.255.224*192.168.1.64 255.255.255.192192.168.1.192 255.255.255.128

38.Refer to the exhibit. A network technician issues the tracert 192.168.2.99 command successfully on host A. What are two consequences of running this command? (Choose two.)The traceroute packet is broadcast to the network.The command output will display the IP address of both the inbound and outbound router

interfaces that the packet passes through.*The command output will display all routers through which the packet has passed.All successful hops between host A and host B will reply to the echo request with a proxy ICMP response.*The command will calculate the time between when the packet is sent and when a reply is received from a router.

     It maps IP addresses to URLs.     It displays private IP addresses to public networks.     It sends acknowledgments of received packets.     It allows multiple hosts on a single LAN to share globally unique IP addresses.

2. Which service team in an ISP is responsible for determining if the new customer has hardware that will support the new WAN connection and if new WAN circuits need to be installed?customer serviceonsite installation*planning and provisioningnetwork operations center

39.What can be gained by using a caching-only DNS server?The DNS server will use more WAN bandwidth.The DNS server will only answer recursive queries.The DNS server will be authoritative for only one zone.*The DNS server will resolve most queries more quickly.

50. Refer to the exhibit. While configuring the serial interface of a router, the network administrator sees the highlighted error message. What is the reas35. Refer to the exhibit. Host A is unable to ping host B. What can be done to solve this problem? (Choose two.)Configure a default route on R1 with the use of exit interface Fa0/0.Configure a default route on R2 by using the exit interface Fa0/0.Configure a static route on R1 with 192.168.0.1/24 as the next hop address.*Configure a static route for network 10.1.2.0/24 on R2 and use exit interface S0/0/0.*Configure a static route for network 10.1.1.0/24 on R1 with the next hop address as the IP address of the serial interface of R2.on for this?The serial interface is administratively down.

The serial interface is already configured with an IP address.*The network administrator has attempted to configure the serial interface with a broadcast address.The same IP address has been configured on another interface.

37. Refer to the exhibit. A NOC technician at an ISP enters the command c:\ping 209.165.201.7. What are two reasons to use this command? (Choose two.)map the path to 209.165.201.7*test reachability to 209.165.201.7locate connectivity problems along the route to 209.165.201.7identify ISPs that interconnect the NOC and remote host with IP 209.165.201.7*measure the time that packets take to reach 209.165.201.7 and return to the technician's workstation

47.In the relationship between an ISP and a customer, what is the purpose of an SLA?It shows bandwidth utilization over time.*It documents expectations and obligations of both parties.It helps technicians locate sources of service interruptions.It provides performance baselines for network troubleshooting.

In a structured cable system, what is the purpose of horizontal cabling?It connects an IDF to an IDF.It connects an IDF to the MDF.*It connects wall jacks to an IDF.It connects wall jacks to user workstations.

50. Refer to the exhibit. While configuring the serial interface of a router, the network administrator sees the highlighted error message. What is the reason for this?The serial interface is administratively down.The serial interface is already configured with an IP address.*The network administrator has attempted to configure the serial interface with a broadcast address.The same IP address has been configured on another interface.