CCNA 1 – Practice Final Exam Answer 2016 100%

CCNA 1 – Practice Final Introduction to Network Exam Answer 2016 100%

1. What is an ISP?

• It is a protocol that establishes how computers within a local network communicate.
• It is a networking device that combines the functionality of several different networking devices in one.
• It is a standards body that develops cabling and wiring standards for networking.
• It is an organization that enables individuals and businesses to connect to the Internet.

2. For which three reasons was a packet-switched connectionless data communications technology used when developing the Internet? (Choose three.)

• It efficiently utilizes the network infrastructure to transfer data.
• It allows for billing of network use by the amount of time a connection is established.
• It requires that a data circuit between the source and destination be established before data can be transferred.
• It can rapidly adapt to the loss of data transmission facilities.
• Data packets can travel multiple paths through the network simultaneously.

3. 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.)

• acting as a client or a server
• 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
• providing a channel over which messages travel

4. A medium-sized business is researching available options for connecting to the Internet. The company is looking for a high speed option with dedicated, symmetric access. Which connection type should the company choose?

• dialup
• leased line
• cable modem
• DSL
• satellite

5. An administrator needs to upgrade the IOS in a router to a version that supports new features. Which factor should the administrator consider before performing the upgrade?

• NVRAM must be erased before the new IOS can be installed.
• The old IOS should be backed up to NVRAM so that it is not lost during a power failure.
• The old IOS must be removed first.
• The new IOS might require more RAM to function properly.

6.

CCNA 1 – Practice Final Introduction to Network Exam Answer 2016 100%

Refer to the exhibit. A network engineer is attempting to connect to a new router to perform the initial configuration. The engineer connects a rollover cable from the serial port of a PC to the Aux port on the router, then configures HyperTerminal as shown. The engineer cannot get a login prompt in HyperTerminal. What would fix the problem?

• Change connection settings to even parity.
• Use a crossover cable instead of a rollover cable.
• Connect to the Ethernet port on the PC.
• Move the cable to the router console port.

7.

CCNA 1 – Practice Final Introduction to Network Exam Answer 2016 100%

Refer to the exhibit. From global configuration mode, an administrator is attempting to create a message-of-the-day banner by using the command banner motd V Authorized access only! Violators will be prosecuted! V When users log in using Telnet, the banner does not appear correctly. What is the problem?

• The delimiting character appears in the banner message.
• Message-of-the-day banners will only appear when a user logs in through the console port.
• The banner message is too long.
• The symbol “!” signals the end of a banner message.

8. A network administrator enters the service password-encryption command into the configuration mode of a router. What does this command accomplish?

• This command prevents someone from viewing the running configuration passwords.
• This command automatically encrypts passwords in configuration files that are currently stored in NVRAM.
• This command provides an exclusive encrypted password for external service personnel who are required to do router
• This command encrypts passwords as they are transmitted across serial WAN links.
• This command enables a strong encryption algorithm for the enable secret password command.

9.

CCNA 1 – Practice Final Introduction to Network Exam Answer 2016 100%

Refer to the exhibit. A network administrator is configuring access control to switch SW1. If the administrator uses a console connection to connect to the switch, which password is needed to access user EXEC mode?

• secretin
• linevtyin
• letmein
• lineconin

10. Which two functions are primary functions of a router? (Choose two.)

• microsegmentation
• path selection
• flow control
• packet switching
• domain name resolution

11. What will happen if the default gateway address is incorrectly configured on a host?

• The switch will not forward packets initiated by the host.
• 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 other hosts in the local network.
• The host will have to use ARP to determine the correct address of the default gateway.

12. A network administrator is designing a new network infrastructure that includes both wired and wireless connectivity. Under which situation would a wireless connection be recommended?

• The end-user device requires a dedicated connection because of performance requirements.
• The end-user device area has a high concentration of RFI.
• The end-user device needs mobility when connecting to the network.
• The end-user device only has an Ethernet NIC.

13. A network administrator is troubleshooting connectivity issues on a server. Using a tester, the administrator notices that the signals generated by the server NIC are distorted and not usable. In which layer of the OSI model is the error categorized?

• network layer
• data link layer
• presentation layer
• physical layer

14. A router boots and enters setup mode. What is the reason for this?

• Cisco IOS is missing from flash memory.
• The POST process has detected hardware failure.
• The IOS image is corrupt.
• The configuration file is missing from NVRAM.

15. Why are the paired wires twisted in a CAT5 cable?

• to extend the signaling length
• to provide eletromagnetic noise cancellation
• to facilitate cable termination in the connector
• to improve the mechanical strength

16. Which connection provides a secure CLI session with encryption to a Cisco router?

• an AUX connection
• an SSH connection
• a console connection
• a Telnet connection

17. What makes fiber preferable to copper cabling for interconnecting buildings? (Choose three.)

• lower installation cost
• durable connections
• greater bandwidth potential
• easily terminated
• greater distances per cable run
• limited susceptibility to EMI/RFI

18. Match the subnetwork to a host address that would be included within the subnetwork. (Not all options are used.)

CCNA 1 – Practice Final Introduction to Network Exam Answer 2016 100%

19.

Which layer of the OSI model would format data in this way?

Refer to the exhibit. Which layer of the OSI model would format data in this way?

• network
• transport
• application
• physical
• data link

20. On a point-to-point network, which communication type is used when two devices can both transmit and receive but not at the same time?

• deterministic
• half-duplex
• controlled access
• full-duplex

21. What three statements describe features or functions of media access control? (Choose three.)

• It is responsible for detecting transmission errors in transmitted data.
• 802.11 utilizes CSMA/CD.
• Data link layer protocols define the rules for access to different media.
• Ethernet utilizes CSMA/CD.
• Controlled media access involves collision handling.
• It uses contention-based access also known as deterministic access.

22. Match the situation with the appropriate use of network media.

Match the situation with the appropriate use of network media.

23. A frame is transmitted from one networking device to another. Why does the receiving device check the FCS field in the frame?

• to verify the network layer protocol information
• to check the frame for possible transmission errors
• to verify that the frame destination matches the MAC address of the receiving device
• to determine the physical address of the sending device
• to compare the interface media type between the sending and receiving ends

24. The ARP table in a switch maps which two types of address together?

• Layer 3 address to a Layer 4 address
• Layer 2 address to a Layer 4 address
• Layer 3 address to a Layer 2 address
• Layer 4 address to a Layer 2 address

25. What are two actions performed by a Cisco switch? (Choose two.)

• using the source MAC addresses of frames to build and maintain a MAC address table
• utilizing the MAC address table to forward frames via the destination MAC address
• examining the destination MAC address to add new entries to the MAC address table
• building a routing table that is based on the first IP address in the frame header
• forwarding frames with unknown destination IP addresses to the default gateway

26. Using default settings, what is the next step in the router boot sequence after the IOS loads from flash?

• Search for a backup IOS in ROM.
• Load the running-config file from RAM.
• Locate and load the startup-config file from NVRAM.
• Perform the POST routine.
• Load the bootstrap program from ROM.

27. A high school in New York (school A) is using videoconferencing technology to establish student interactions with another high school (school B) in Russia. The videoconferencing is conducted between two end devices through the Internet. The network administrator of school A configures the end device with the IP address 192.168.25.10. The administrator sends a request for the IP address for the end device in school B and the response is 192.168.25.10. The administrator knows immediately that this IP will not work. Why?

• This is a link-local address.
• There is an IP address conflict.
• This is a loopback address.
• This is a private IP address.

28. Which service will translate private internal IP addresses into Internet routable public IP addresses?

• DHCP
• NAT
• ARP
• DNS

29. Which IPv6 address notation is valid?

• ABCD:160D::4GAB:FFAB
• 2001::ABCD::
• 2001:0DB8::ABCD::1234
• 2001:DB8:0:1111::200

30. Which range of link-local addresses can be assigned to an IPv6-enabled interface??

• FDEE::/7?
• FF00::/8?
• FEC0::/10?
• FEBF::/10

31. Match each item to the type of topology diagram on which it is typically identified. (Not all options are used.)

Match each item to the type of topology diagram on which it is typically identified. (Not all options are used.)

32. What are two ways that TCP uses the sequence numbers in a segment? (Choose two.)

• to reassemble the segments at the remote location
• to limit the number of segments that can be sent out of an interface at one time
• to determine if the packet changed during transit
• to identify missing segments at the destination
• to specify the order in which the segments travel from source to destination

33. What are the three parts of an IPv6 global unicast address? (Choose three.)

• global routing prefix
• subnet ID
• interface ID
• broadcast address
• subnet mask

34. What is the purpose of ICMP messages?

• to ensure the delivery of an IP packet
• to monitor the process of a domain name to IP address resolution
• to inform routers about network topology changes
• to provide feedback of IP packet transmissions

35. Which statement describes a characteristic of the traceroute utility?

• It utilizes the ICMP Source Quench messages.
• It identifies the routers in the path from a source host to a destination host.
• It sends four Echo Request messages.
• It is primarily used to test connectivity between two hosts.

36. A network administrator has been issued a network address of 192.31.7.64/26. How many subnets of equal size could be created from the assigned /26 network by using a /28 prefix?

• 4
• 6
• 14
• 16
• 3
• 8

37. A small satellite office has been given the overall network number of 192.168.99.0/24 and the network technician can subdivide the network addresses as needed. The office needs network access for both wired and wireless devices. However, because of the security consideration, these two networks should be separate. The wired network will have 20 devices. The wireless network has a potential connection of 45 devices. Which addressing scheme would be most efficient for these two networks?

• 192.168.99.0/26
  192.168.99.64/27
• 192.168.99.0/27
  192.168.99.32/26
• 192.168.99.0/27
  192.168.99.32/28
• 192.168.99.0/28
  192.168.99.16/28
• 192.168.99.0/28
  192.168.99.64/26

38. The administrator of a branch office receives an IPv6 prefix of 2001:db8:3000::/52 from the corporate network manager. How many subnets can the administrator create?

• 2048
• 8192
• 65536
• 1024
• 4096

39. A user is attempting to do an http://www.cisco.com/ without success. Which two configuration values must be set on the host to allow this access? (Choose two.)

• WINS server
• default gateway
• Netbios
• DNS server
• HTTP server

40.

CCNA 1 – Practice Final Introduction to Network Exam Answer 2016 100%

Refer to the exhibit. Using VLSM, what is the largest and smallest subnet mask required on this network in order to minimize address waste?

• 255.255.254.0 and 255.255.255.252
• 255.255.255.0 and 255.255.255.252
• 255.255.254.0 and 255.255.255.224
• 255.255.255.128 and 255.255.255.224

41. Which devices should be secured to mitigate against MAC address spoofing attacks?

• Layer 4 devices
• Layer 3 devices
• Layer 7 devices
• Layer 2 devices

42. Which router configuration mode would an administrator use to configure the router for SSH or Telnet login access?

• router
• interface
• privileged EXEC
• line
• global

43. Which is a function of the show ip route command when used as a tool for troubleshooting network connectivity?

• shows the IP address of the next hop router for each route
• shows the incoming and outgoing interfaces the traffic will go through in order to reach the destination network
• indicates the point of failure in the connection
• lists the IP addresses of all hops the traffic will pass through to reach the destination network

44. A user calls the help desk to report that a Windows XP workstation is unable to connect to the network after startup and that a popup window says This connection has limited or no connectivity. The technician asks the user to issue the ipconfig /all command. The user reports the IP address is 169.254.69.196 with subnet mask of 255.255.0.0 and nothing is displayed for the DNS server IP address. What is the cause of the problem?

• The subnet mask was configured incorrectly.
• The workstation is unable to obtain an IP address from a DHCP server.
• The workstation NIC has malfunctioned.
• The DNS server IP address needs to be configured.

45. Fill in the blank.
A nibble consists of     4    bits.

46. A particular email site 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?

• arp -a
• nslookup
• ipconfig /all
• ipconfig /displaydns

47. To revert to a previous configuration, an administrator issues the command copy tftp startup-config on a router and enters the host address and file name when prompted. After the command is completed, why does the current configuration remain unchanged?

• The configuration should have been copied to the running configuration instead.
• A TFTP server can only be used to restore the Cisco IOS, not the router configuration.
• The command should have been copy startup-config tftp.
• The configuration changes were copied into RAM and require a reboot to take effect.

48.

CCNA 1 – Practice Final Introduction to Network Exam Answer 2016 100%

Refer to the exhibit. An administrator is testing connectivity to a remote device with the IP address 10.1.1.1. What does the output of this command indicate?

• A router along the path did not have a route to the destination.
• The connection timed out while waiting for a reply from the remote device.
• Connectivity to the remote device was successful.
• A ping packet is being blocked by a security device along the path.

49.

CCNA 1 – Practice Final Introduction to Network Exam Answer 2016 100%

Refer to the graphic. What is the effect of setting the security mode to WEP on the Linksys integrated router?

• It allows the access point to inform clients of its presence.
• It encrypts data between the wireless client and the access point.
• It translates an internal address or group of addresses into an outside, public address.
• It identifies the wireless LAN.
• It translates IP addresses into easy-to-remember domain names.

50. Which type of wireless security is easily compromised?

• PSK
• WPA
• EAP
• WEP

51.

CCNA 1 – Practice Final Introduction to Network Exam Answer 2016 100%

Refer to the exhibit. Which two settings could be changed to improve security on the wireless network? (Choose two.)

• SSID
• radio band
• standard channel
• SSID broadcast
• network mode
• wide channel

52. Fill in the blank. Do not abbreviate. Use lower case.
Which interface configuration mode command puts a Layer 3 switch interface into Layer 3 mode?    no switchport

53. Open the PT Activity. Perform the tasks in the activity instructions and then answer the question.
What is the secret keyword that is displayed on the web page?

• switch
• packet
• cisco
• router
• frame

54. Open the PT activity. Perform the tasks in the activity instructions and then fill in the blank.
The Server0 message is    winner    .?

55.

CCNA 1 – Practice Final Introduction to Network Exam Answer 2016 100%

Refer to the exhibit. An administrator is trying to view the current configuration on this switch but receives the error message that is displayed. What does this error indicate?

• One or more required keywords or arguments were omitted.
• The administrator does not have the required level of access to use this command.
• The command does not exist.
• Not enough characters were entered for the interpreter to recognize the command.