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Discussion in 'Networking' started by number, Sep 7, 2004.

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  1. number

    number Thread Starter

    Joined:
    Oct 15, 2003
    Messages:
    1,057
    hi,

    I'm trying to do a test and I have a few questions which are making me crazy, does anyone know how to answer?

    -When sending data to a host on a different network, which address does the source host encapsulate in the IP header?
    IP address of the router
    MAC address of the router
    MAC address of the destination device
    IP address of the destination host


    -How many bits are in the network and subnet portion of a class B network with a subnet mask of 255.255.240.0?


    -Which of the following are Layer 2 functions?
    Communicating with the upper-level layers through LLC
    Communicating with the upper-level layers through MAC
    Uses a hierarchical addressing convention
    Uses LLC to select one computer to transmit form a group of computers



    When is ARP used?
    The destination IP address is unknown.
    The destination MAC address is unknown.
    The source IP address is unknown.
    The source MAC address is unknown.



    -What do switches use to make switching decisions?
    IP addresses
    MAC addresses
    Layer 1 addresses
    Layer 3 addresses


    -What is a type of dialogue control that the session layer may use?
    One-way alternate communication
    One-way simultaneous conversation
    Two-way alternate communication
    Two-way asynchronous conversation



    -What is a reason to use data encryption?
    To compress sensitive data.
    To protect sensitive information during transmission.
    To determine the order that sensitive data packets are sent.
    To determine the frequency with which sensitive data is transmitted.



    -Which simple protocol exchanges datagrams, without acknowledgements or guaranteed delivery?
    TCP
    ASP
    TCP/IP
    UDP



    -Which network layer protocol provides connectionless, best-effort delivery routing of datagrams?
    ARP
    ICMP
    IP
    RARP
     
  2. number

    number Thread Starter

    Joined:
    Oct 15, 2003
    Messages:
    1,057
    too difficult i gues... well thanks anyway
     
  3. JohnWill

    JohnWill Retired Moderator

    Joined:
    Oct 19, 2002
    Messages:
    106,418
    Well, it's your test, not ours. While I know the answers, how would that help you learn them? :rolleyes:
     
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