Itn 208 Chapter 7 Review Questions

27 Questions | Total Attempts: 66

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Network Quizzes & Trivia

Questions and Answers
  • 1. 
    When a node receives a RA, what flag is required to be set to "on" in order for the node to perform SLAAC?
    • A. 

      A Flag

    • B. 

      M flag

    • C. 

      R flag

    • D. 

      S flag

  • 2. 
    DHCP manages only IP addresses
    • A. 

      True

    • B. 

      False

  • 3. 
    Which of the following terms describes a single group of IP addresses managed by DHCP?
    • A. 

      Address pool

    • B. 

      Address group

    • C. 

      Address scope

    • D. 

      Address superscope

  • 4. 
     An IPv6 address on a host moves from the preferred state to the deprecated state when which of the following events occurs?
    • A. 

      The preferred lifetime timer expires and the valid lifetime timer is valid

    • B. 

      The preferred lifetime timer is valid and the valid lifetime timer is expired

    • C. 

      The preferred lifetime timer expires and the valid lifetime timer is expired

    • D. 

      The preferred lifetime timer is valid and the valid lifetime timer is valid

  • 5. 
    Which of the following represent a valid DHCP software component
    • A. 

      DHCP client

    • B. 

      DHCP resolver

    • C. 

      DHCP server

    • D. 

      DHCP primary master

    • E. 

      DHCP secondary master

    • F. 

      DHCP relay

  • 6. 
    Which of the following represents a valid enhancement found in DHCPv6 or a related enhancement that is part of the basic IPv6 environment?
    • A. 

      IPv6 interfaces support multiple addresses in DHCPv6

    • B. 

      IPv6 nodes must listen for address updates to support automatic renumbering

    • C. 

      Nodes under IPv6 can obtain locally functioning addresses in DHCPv6

    • D. 

      DHCPv6 servers and routers can be configured to send advertisements in authenticated form

    • E. 

      DHCPv 6 can be set up to dynamically update DNS records

  • 7. 
    When a DHCP server is not available on the same network segment as DHCP client, which techniques permit the DHCP client 's  initial DHCP broadcast requests to be serviced
    • A. 

      A. None do. A DHCP server must be available on any network segment or broadcast domain where a DHCP client resides.

    • B. 

      B. Installing a DHCP relay agent on any network segment or broadcast domain where a DNS server is not directly attached

    • C. 

      c. Installing a remote DHCP agent on any network segment or broadcast domain where a DNS server is not directly attached.

    • D. 

      D. Configuring internal routers to forward DHCP requests from network segments or broadcast domains where DHCP clients reside to segments where DHCP servers reside.

    • E. 

      E. Configuring internal routers to forward DHCP requests from network segments or broadcast domains where DHCP servers reside to segments where DHCP clients reside.

  • 8. 
    How does a DHCP relay forward the DHCP server’s reply to a client’s initial address request? 
    • A. 

      It uses a temporary IP address created for the requester

    • B. 

      IT uses the IP address offered to the requester

    • C. 

      IT uses the MAC layer address for the requester

    • D. 

      It broadcasts a reply, for which the requester listens

  • 9. 
    The Neighbor Discovery protocol in IPv6 supports stateless autoconfiguration of attached nodes. 
    • A. 

      True

    • B. 

      False

  • 10. 
    When a node creates a link-local address, which of the following methods for creating an IID can be appended to the well-known link-local prefix fe80::/64? 
    • A. 

      64-bit randomly generated address

    • B. 

      The 64-bit MAC address

    • C. 

      The 64-bit modified EUI-64 address

    • D. 

      a 64-bit CGS

  • 11. 
    Which issue explains why DHCP was not traditionally used to manage server and router addresses?
    • A. 

      Routers and servers require static IP address assignments

    • B. 

      DCHP is a client only solution

    • C. 

      DHCP may only be updated manually, so it's not suitable for servers or routers

    • D. 

      Servers and routers often depend on DNS which must be manually updated when addresses change

  • 12. 
    Which of the following types of machines is best suited for dynamic IP address assignment? (Hint: Some kinds of machines require persistent IP addresses to remain easy to find on the Internet; others do not.) 
    • A. 

      Servers

    • B. 

      Routers

    • C. 

      Clients

    • D. 

      None of the above

  • 13. 
    Which activities occur during the process of IPv6 autoconfiguration? (Choose all that apply.) 
    • A. 

      The node checks its calculated link-local address with a Neighbor Solicitation to make sure that address is not already in use.

    • B. 

      The node makes an RS to obtain RAs from attached routers.

    • C. 

      The node attempts to calculate a link-local address by prepending its EUI-64 IID with the well-known link-local prefix.

    • D. 

      Once a DHCPv6 server is identified, it always provides all necessary information to complete the autoconfiguration process.

    • E. 

      All of the above

  • 14. 
    Which of the following UDP ports numbers are associated with DHCP?
    • A. 

      57 and 58

    • B. 

      67 and 68

    • C. 

      77 and 78

    • D. 

      116 and 117

  • 15. 
    Which of the following best explain why a DHCP Discover packet is broadcast to the local network segment? ( choose all that apply)
    • A. 

      Because the address of a DHCP server is not known

    • B. 

      Because the client has no IP address and can not send a unicast

    • C. 

      Because the client's network address is unknown

    • D. 

      Because the clients host address is unknown

  • 16. 
    What type of packet does a DHCP server send to a DHCP client in reply to a discover packet?
    • A. 

      Reply packet

    • B. 

      Offer packet

    • C. 

      Release packet

    • D. 

      Renewal packet

  • 17. 
    Which flag is required to be set to "on" in an RA for a host to send a request to a DHCPv6 server
    • A. 

      A flag

    • B. 

      L flag

    • C. 

      N flag

    • D. 

      M flag

  • 18. 
    How does a DCHP client accept an offer from a DHCP server?
    • A. 

      By issuing DHCP Accept packet

    • B. 

      By issuing DHCP Request packet

    • C. 

      By issuing DHCP Declinet packet

    • D. 

      By issuing DHCP Renewal packet

  • 19. 
    When a node sends an RS, what type of message is it?
    • A. 

      An anycast message

    • B. 

      A broadcast message

    • C. 

      A unicast message

    • D. 

      A multicast message

  • 20. 
    On a Windows 10 host, if the host does not receive an RA in response to its RS, what is its next step in the IPv6 address autoconfiguration process? 
    • A. 

      Stop the IPv6 auto configuration process

    • B. 

      Continue sending RS messages until it receives an RA

    • C. 

      Send a DHCPv6 solicit message

    • D. 

      Autoconfigure a global unicast address using the link-local prefix

  • 21. 
    What kind of DHCP packet does the server send to the client to denote completeion of the DHCP Discovery process?
    • A. 

      DHCP Accept packet

    • B. 

      DHCP Request packet

    • C. 

      DHCP Acknowledgement (ACK) packet

    • D. 

      DHCP Renewal packet

  • 22. 
    Which of the following UDP port numbers are associated with DHCPv6?
    • A. 

      117 and 118

    • B. 

      67 and 68

    • C. 

      546 and 547

    • D. 

      47 and 48

  • 23. 
    A Windows Server 2012 R2 DHCPv6 server can supply which of the following to a node in response to a DHCPv6 request? (Choose all that apply.)
    • A. 

      An IPv6 address

    • B. 

      An IPv6 default gateway address

    • C. 

      A DNS servier IPv6 address

    • D. 

      The domain name

  • 24. 
    In a DHCPv6 server, IPv6 addresses are bound to which of the following
    • A. 

      MAC address of the host

    • B. 

      Link-local address of the host

    • C. 

      DUID of the host

    • D. 

      IPv4 addressor the host

  • 25. 
    What is the process whereby a DNS server higher in the domain name hierarchy confers responsibility for portions of the global DNS database on DNS servers lower in its hierarchy?
    • A. 

      Subordination of authority

    • B. 

      Database consolidation

    • C. 

      Delegation authority

    • D. 

      Database segmentaion

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