Networking Concepts
 

  1. Question: What is the speed of ISDN PRI service with 30B +1D channel?

    A
    2.048 Mpbs

    B
    1.544 Mps

    C
    144 Kbps

    D
    128 Kbps

    Note: Not available
    1. Report

  2. Question: What is the maximum number of valid IP addresses in a class B network?

    A
    65536

    B
    65534

    C
    256

    D
    254

    Note: Not available
    1. Report

  3. Question: For which layer of the OSI model has the Ethernet standard been defined?

    A
    Physical

    B
    Data Link

    C
    Network

    D
    Transport

    E
    Data Link and Network

    F
    Physical and Data Link

    Note: Not available
    1. Report

  4. Question: Which media access technique does Ethernet use?

    A
    CSMA/CA

    B
    CSMA/CD

    C
    Tokens

    D
    None

    Note: Not available
    1. Report

  5. Question: How many twisted pairs does a UTP Cat 5 have?

    A
    2

    B
    4

    C
    6

    D
    8

    Note: Not available
    1. Report

  6. Question: Which protocol user port number 23?

    A
    FTP

    B
    SMTP

    C
    Telnet

    D
    HTTP

    Note: Not available
    1. Report

  7. Question: Which of the following is an 'end-to-end' layer?

    A
    physical

    B
    Data Link

    C
    Network

    D
    Network

    Note: Not available
    1. Report

  8. Question: What is the purpose of twisting the pairs of cables together in a UTP cable?

    A
    o reduce attenuation

    B
    To reduce cross talk

    C
    To reduce Electro-Magnetic Interference

    D
    To reduce noise

    Note: Not available
    1. Report

  9. Question: What is the recommended maximum length(approx) for a segment of UTP cable?

    A
    500m

    B
    1km

    C
    100m

    D
    180m

    Note: Not available
    1. Report

  10. Question: What is the X.25 protocol?

    A
    It is a packet switching WAN protocol based on public data networks

    B
    It is a packet switching WAN protocol based on public telephone networks

    C
    It is a packet switching wireless LAN protocol

    D
    It is a packet switching wireless Wan protocol

    Note: Not available
    1. Report
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