1. What are two characteristics shared by TCP and UDP? (Choose two.)
    • default window size
    • connectionless communication
    • port numbering*
    • 3-way handshake
    • ability to to carry digitized voice
    • use of checksum*
  2. Why are port numbers included in the TCP header of a segment?
    • to indicate the correct router interface that should be used to forward a segment
    • to identify which switch ports should receive or forward the segment
    • to determine which Layer 3 protocol should be used to encapsulate the data
    • to enable a receiving host to forward the data to the appropriate application*
    • to allow the receiving host to assemble the packet in the proper order
  3. Which two protocols operate at the highest layer of the TCP/IP protocol stack? (Choose two.)
    • DNS*
    • Ethernet
    • IP
    • POP*
    • TCP
    • UDP
  4. What is one difference between the client-server and peer-to-peer network models?
    • Only in the client-server model can file transfers occur.
    • Every device in a peer-to-peer network can function as a client or a server.*
    • A peer-to-peer network transfers data faster than a transfer using a client-server network.
    • A data transfer that uses a device serving in a client role requires that a dedicated server be present.
  5. Which networking model is being used when an author uploads one chapter document to a file server of a book publisher?
    • peer-to-peer
    • master-slave
    • client/server*
    • point-to-point
  6. What network service resolves the URL entered on a PC to the IP address of the destination server?
    • DNS*
    • DHCP
    • FTP
    • SNMP
  7. A network engineer is analyzing reports from a recently performed network baseline. Which situation would depict a possible latency issue?
    • a change in the bandwidth according to the show interfaces output
    • a next-hop timeout from a traceroute
    • an increase in host-to-host ping response times*
    • a change in the amount of RAM according to the show version output
  8. Which firewall feature is used to ensure that packets coming into a network are legitimate responses to requests initiated from internal hosts?
    • stateful packet inspection*
    • URL filtering
    • application filtering
    • packet filtering
  9. Fill in the blank.
    During data communications, a host may need to send a single message to a specific group of destination hosts simultaneously. This message is in the form of a Multicast *message.
  10. Refer to the exhibit. Match the packets with their destination IP address to the exiting interfaces on the router. (Not all targets are used.)
    CCNA1 Final Exam v5.1 006
    • Question
      CCNA1 Final Exam v5.1 004 Question
    • Answer
      CCNA1 Final Exam v5.1 004 Question
  11. 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?
    • DSL
    • dialup
    • satellite
    • leased line*
    • cable modem
  12. What is the purpose of having a converged network?
    • to provide high speed connectivity to all end devices
    • to make sure that all types of data packets will be treated equally
    • to achieve fault tolerance and high availability of data network infrastructure devices
    • to reduce the cost of deploying and maintaining the communication infrastructure*
  13. What characteristic of a network enables it to quickly grow to support new users and applications without impacting the performance of the service being delivered to existing users?
    • reliability
    • scalability*
    • quality of service
    • accessibility
  14. After several configuration changes are made to a router, the copy running-configuration startup-configuration command is issued. Where will the changes be stored?
    • flash
    • ROM
    • NVRAM*
    • RAM
    • the configuration register
    • a TFTP server
  15. 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?
    CCNA1 Final Exam v5.1 013
    • The banner message is too long.
    • The delimiting character appears in the banner message.*
    • The symbol “!” signals the end of a banner message.
    • Message-of-the-day banners will only appear when a user logs in through the console port.
  16. What are three characteristics of an SVI? (Choose three.)
    • It is designed as a security protocol to protect switch ports.
    • It is not associated with any physical interface on a switch.*
    • It is a special interface that allows connectivity by different types of media.
    • It is required to allow connectivity by any device at any location.
    • It provides a means to remotely manage a switch. *
    • It is associated with VLAN1 by default.*
  17. A technician configures a switch with these commands:SwitchA(config)# interface vlan 1 
    SwitchA(config-if)# ip address 
    SwitchA(config-if)# no shutdownWhat is the technician configuring?
    • Telnet access
    • SVI*
    • password encryption
    • physical switchport access
  18. In computer communication, what is the purpose of message encoding?
    • to convert information to the appropriate form for transmission*
    • to interpret information
    • to break large messages into smaller frames
    • to negotiate correct timing for successful communication
  19. What is the process of dividing a data stream into smaller pieces before transmission?
    • segmentation*
    • encapsulation
    • encoding
    • flow control
  20. When IPv4 addressing is manually configured on a web server, which property of the IPv4 configuration identifies the network and host portion for an IPv4 address?
    • DNS server address
    • subnet mask*
    • default gateway
    • DHCP server address
  21. A network engineer is measuring the transfer of bits across the company backbone for a mission critical database application. The engineer notices that the network throughput appears lower than the bandwidth expected. Which three factors could influence the differences in throughput? (Choose three.)
    • the amount of traffic that is currently crossing the network*
    • the sophistication of the encapsulation method applied to the data
    • the type of traffic that is crossing the network*
    • the latency that is created by the number of network devices that the data is crossing*
    • the bandwidth of the WAN connection to the Internet
    • the reliability of the gigabit Ethernet infrastructure of the backbone
  22. Which type of UTP cable is used to connect a PC to a switch port?
    • console
    • rollover
    • crossover
    • straight-through**
  23. What are two actions performed by a Cisco switch? (Choose two.)
    • building a routing table that is based on the first IP address in the frame header
    • using the source MAC addresses of frames to build and maintain a MAC address table*
    • forwarding frames with unknown destination IP addresses to the default gateway
    • 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
  24. What are two examples of the cut-through switching method? (Choose two.)
    • store-and-forward switching
    • fast-forward switching*
    • CRC switching
    • fragment-free switching*
    • QOS switching
  25. What information is added during encapsulation at OSI Layer 3?
    • source and destination MAC
    • source and destination application protocol
    • source and destination port number
    • source and destination IP address*
  26. Refer to the exhibit. The network administrator for a small advertising company has chosen to use the network for internal LAN addressing. As shown in the exhibit, a static IP address is assigned to the company web server. However, the web server cannot access the Internet. The administrator verifies that local workstations with IP addresses that are assigned by a DHCP server can access the Internet, and the web server is able to ping local workstations. Which component is incorrectly configured?
    CCNA1 Final Exam v5.1 011
    • subnet mask
    • DNS address
    • host IP address
    • default gateway address*
  27. Why does a Layer 3 device perform the ANDing process on a destination IP address and subnet mask?
    • to identify the broadcast address of the destination network
    • to identify the host address of the destination host
    • to identify faulty frames
    • to identify the network address of the destination network*
  28. Which three addresses are valid public addresses? (Choose three.)
    • 192.15.301.240
    • *
  29. What type of IPv6 address is FE80::1?
    • loopback
    • link-local*
    • multicast
    • global unicast
  30. Refer to the exhibit. On the basis of the output, which two statements about network connectivity are correct? (Choose two.)
    CCNA1 Final Exam v5.1 012
    • There is connectivity between this device and the device at*
    • The connectivity between these two hosts allows for videoconferencing calls.
    • There are 4 hops b**etween this device and the device at*
    • The average transmission time between the two hosts is 2 milliseconds.
    • This host does not have a default gateway configured.
  31. How many hosts are addressable on a network that has a mask of
    • 2
    • 6*
    • 8
    • 14
    • 16
    • 254
  32. Refer to the exhibit. Consider the IP address of that has been assigned to a high school building. The largest network in this building has 100 devices. If is the network number for the largest network, what would be the network number for the next largest network, which has 40 devices?
    CCNA1 Final Exam v5.1 009
  33. In what two situations would UDP be the preferred transport protocol over TCP? (Choose two.)
    • when applications need to guarantee that a packet arrives intact, in sequence, and unduplicated
    • when a faster delivery mechanism is needed*
    • when delivery overhead is not an issue
    • when applications do not need to guarantee delivery of the data*
    • when destination port numbers are dynamic
  34. What important information is added to the TCP/IP transport layer header to ensure communication and connectivity with a remote network device?
    • timing and synchronization
    • destination and source port numbers*
    • destination and source physical addresses
    • destination and source logical network addresses
  35. What is the TCP mechanism used in congestion avoidance?
    • three-way handshake
    • socket pair
    • two-way handshake
    • sliding window*
  36. Which three statements characterize UDP? (Choose three.)
    • UDP provides basic connectionless transport layer functions.*
    • UDP provides connection-oriented, fast transport of data at Layer 3.
    • UDP relies on application layer protocols for error detection. *
    • UDP is a low overhead protocol that does not provide sequencing or flow control mechanisms.*
    • UDP relies on IP for error detection and recovery.
    • UDP provides sophisticated flow control mechanisms.
  37. Which two roles can a computer assume in a peer-to-peer network where a file is being shared between two computers? (Choose two.)
    • client*
    • master
    • server*
    • slave
    • transient
  38. What is the function of the HTTP GET message?
    • to request an HTML page from a web server*
    • to send error information from a web server to a web client
    • to upload content to a web server from a web client
    • to retrieve client email from an email server using TCP port 110
  39. When planning for network growth, where in the network should packet captures take place to assess network traffic?
    • on as many different network segments as possible*
    • only at the edge of the network
    • between hosts and the default gateway
    • only on the busiest network segment
  40. When applied to a router, which command would help mitigate brute-force password attacks against the router?
    • exec-timeout 30
    • service password-encryption
    • banner motd $Max failed logins = 5$
    • login block-for 60 attempts 5 within 60*
  41. Refer to the exhibit. An administrator is testing connectivity to a remote device with the IP address What does the output of this command indicate?
    CCNA1 Final Exam v5.1 007
    • Connectivity to the remote device was successful.
    • A router along the path did not have a route to the destination.*
    • A ping packet is being blocked by a security device along the path.
    • The connection timed out while waiting for a reply from the remote device.
  42. Match each item to the type of topology diagram on which it is typically identified. (Not all options are used.)
    • Question
      CCNA1 Final Exam v5.1 005 Question
    • Answer
      CCNA1 Final Exam v5.1 005 Answer
  43. A network administrator is upgrading a small business network to give high priority to real-time applications traffic. What two types of network services is the network administrator trying to accommodate? (Choose two.)
    • SNMP
    • instant messaging
    • voice*
    • FTP
    • video*
  44. Match the situation with the appropriate use of network media.
    • Question
      CCNA1 Final Exam v5.1 008 Question
    • Answer
      CCNA1 Final Exam v5.1 008 Answer
  45. Which IPv4 address can be pinged to test the internal TCP/IP operation of a host?
  46. What three application layer protocols are part of the TCP/IP protocol suite? (Choose three.)
    • ARP
    • DHCP*
    • DNS*
    • FTP*
    • NAT
    • PPP
  47. Which two protocols function at the internet layer? (Choose two)
    • ARP
    • BOOTP
    • ICMP*
    • IP*
    • PPP
  48. Which publicly available resources describe protocols, processes, and technologies for the Internet but do not give implementation details?
    • Request for Comments*
    • IRTF research papers
    • protocol models
    • IEEE standards
  49. Which address on a PC does not change, even if the PC is moved to a different network?
    • IP address
    • default gateway address
    • MAC address*
    • logical address
  50. What is the protocol that is used to discover a physical address from a known logical address and what message type does it use?
    • ARP, multicast
    • DNS, unicast
    • DNS, broadcast
    • ARP, broadcast*
    • PING, multicast
    • PING, broadcast
  51. What will happen if the default gateway address is incorrectly configured on a host?
    • The host cannot communicate with other hosts in the local network.
    • The switch will not forward packets initiated by the host.
    • The host will have to use ARP to determine the correct address of the default gateway.
    • The host cannot communicate with hosts in other networks.*
    • A ping from the host to would not be successful.
  52. What is an important function of the physical layer of the OSI model?
    • It accepts frames from the physical media.
    • It encapsulates upper layer data into frames.
    • It defines the media access method performed by the hardware interface.
    • It encodes frames into electrical, optical, or radio wave signals.*
  53. Which two statements describe the characteristics of fiber-optic cabling? (Choose two.)
    • Fiber-optic cabling does not conduct electricity.*
    • Fiber-optic cabling has high signal loss.
    • Fiber-optic cabling is primarily used as backbone cabling.*
    • Multimode fiber-optic cabling carries signals from multiple sending devices.
    • Fiber-optic cabling uses LEDs for single-mode cab?les and laser technology for multimode cables.
  54. What is contained in the trailer of a data-link frame?
    • logical address
    • physical address
    • data
    • error detection*
  55. Refer to the exhibit. A ping to PC3 is issued from PC0, PC1, and PC2 in this exact order. Which MAC addresses will be contained in the S1 MAC address table that is associated with the Fa0/1 port?
    • just PC0 and PC1 MAC addresses*
    • just the PC0 MAC address
    • PC0, PC1, and PC2 MAC addresses
    • just the PC1 MAC address
    • just the PC2 MAC address?
  56. How does a Layer 3 switch differ from a Layer 2 switch?
    • A Layer 3 switch supports VLANs, but a Layer 2 switch does not.
    • An IP address can be assigned to a physical port of a Layer 3 switch. However, this is not supported in Layer 2 switches.*
    • A Layer 3 switch maintains an IP address table instead of a MAC address table.
    • A Layer 3 switch learns the MAC addresses that are associated with each of its ports. However, a Layer 2 switch does not.
  57. 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
  58. Which technology provides a solution to IPv4 address depletion by allowing multiple devices to share one public IP address?
    • ARP
    • DNS
    • NAT*
    • SMB
    • DHCP
    • HTTP
  59. Refer to the exhibit. Consider the IP address configuration shown from PC1. What is a description of the default gateway address?
    • It is the IP address of the Router1 interface that connects the company to the Internet.
    • It is the IP address of the Router1 interface that connects the PC1 LAN to Router1.*
    • It is the IP address of Switch1 that connects PC1 to other devices on the same LAN.
    • It is the IP address of the ISP network device located in the cloud.
  60. Which of the following are primary functions of a router? (Choose two.)
    • packet switching*
    • microsegmentation
    • domain name resolution
    • path selection*
    • flow control
  61. Which two statements correctly describe a router memory type and its contents? (Choose two.)
    • ROM is nonvolatile and stores the running IOS.
    • FLASH is nonvolatile and contains a limited portion of the IOS?.
    • RAM is volatile and stores the running configuration.*
    • NVRAM is nonvolatile and stores a full version of the IOS.
    • ROM is nonvolatile and stores bootup information.*
  62. In which default order will a router search for startup configuration information?
    • NVRAM, TFTP, setup mode*
    • setup mode, NVRAM, TFTP
    • flash, ROM, setup mode
  63. What happens when part of an Internet VoIP transmission is not delivered to the destination?
    • A delivery failure message is sent to the source host.
    • The part of the VoIP transmission that was lost is re-sent.
    • The entire transmission is re-sent.
    • The transmission continues without the missing portion.*


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