单选题Captain Marion’s Videography delivers Internet digital video using 9 MPEG video encoders and astatistical multiplexer. Channels are packed into a 6-MHz channel bandwidth.The MPEGmultiplexe monitors and allocates the appropriate bandwidth. The multiplex

题目
单选题
Captain Marion’s Videography delivers Internet digital video using 9 MPEG video encoders and astatistical multiplexer. Channels are packed into a 6-MHz channel bandwidth.The MPEGmultiplexe monitors and allocates the appropriate bandwidth. The multiplexer measures available bandwidth and feeds back signaling to the MPEG encoders. Coding rates are then increased ordecreased. Packet generation from each input source is controlled such that no packets aredropped and no extra null packets can be generated. These bandwidth and traffic requirements work best with which mode of video delivery？（）
A

 fixed broadcast

B

 open looped

C

 quality equalization

D

 VoD delivery

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更多“单选题Captain Marion’s Videography delivers Internet digital video using 9 MPEG video encoders and astatistical multiplexer. Channels are packed into a 6-MHz channel bandwidth.The MPEGmultiplexe monitors and allocates the appropriate bandwidth. The multiplex”相关问题

  • 第1题：

    Almost all（）have built-in digital cameras capable of taking images and video.

    A.smart-phones

    B.scanners

    C.comtuters

    D.printers


    正确答案：A

  • 第2题：

    Which of the following statements regarding ISDN are correct?()

    A. Each ISDN B channel has transmission speeds of up to 64 kbps.

    B. The ISDN B channel can carry video, voice or data.

    C. The ISDN B channel transmission rate varies depending on the service used.

    D. The ISDN D channel transmits control information.

    E. The ISDN B channels can be configured with different subnets and encapsulation types when dialer profiles are configured.


    参考答案：A, B, D

  • 第3题：

    DivX是一种新的媒体编码压缩技术，由两部分组成：（）为MPEG-4格式、（）为MP3/WMA格式。

    • A、Video；audio
    • B、Video；sound
    • C、audio；music
    • D、Video；music

    正确答案:B

  • 第4题：

    Which benefit does digital subscriber line (DSL) systems for broadband access provide to the user?（）

    • A、Secure access to company extranet
    • B、Dedicated lines for high security data transfer
    • C、Simple solution for high-quality digital video using coaxial cable
    • D、Data and audio signals that share the same communications infrastructure

    正确答案:D

  • 第5题：

    A customer has asked for the ability to operate dual digital monitors. Which of the following is the BEST solution for accomplishing this?（）

    • A、Split the onboard video port.
    • B、Update the video drivers to allow for multiple monitors.
    • C、Add an adaptor to the onboard VGA port.
    • D、Install a video card with multiple DVI ports.

    正确答案:D

  • 第6题：

    While troubleshooting a video problem on an application server, the system administrator has determined that the video firmware should be updated. Which of the following sources should be used to locate an appropriate update for this hardware?（）

    • A、Third-party manufacturer
    • B、Video chipset manufacturer
    • C、Server manufacturer
    • D、Operating system manufacturer
    • E、Shareware file sharing site

    正确答案:B,C

  • 第7题：

    tony would like to make it easier for users of the video application to enter new doc using the “video form”, he’d like users to be able to create new “video” doc form within the view. Which one of the following should tony so to build this interface?（）

    • A、create a view action that has the following formula：@command（[create]；”video”）
    • B、create a form action that has the following formula：@command（[compose]；”video”）
    • C、create a view action that has the following formula：@command（[compose]；”video”）
    • D、create a database action that has the following formula：@command（[compose]；”video”）

    正确答案:C

  • 第8题：

    单选题
    A technician has replaced a video card with another manufacturer’s video card. The driverinstallation does not complete. Which of the following steps should the technician take FIRST?（）
    A

    Roll back the driver.

    B

    Install the original video card and reboot.

    C

    Delete the monitor.

    D

    Remove the video card and reboot.


    正确答案： B
    解析： 暂无解析

  • 第9题：

    单选题
    You install a TV tuner card on your computer.  You need to record two different TV shows that run on two different channels at the same time.  What should you do？（）
    A

    Install a TV tuner card that supports high-definition TV （HDTV）.

    B

    Install an additional TV tuner card.

    C

    Contact your TV cable or satellite provider to add support for concurrent recording.

    D

    Remove the existing TV tuner card. Install a new TV tuner card that supports MPEG-2 video hardware or software video decoding.


    正确答案： A
    解析： 暂无解析

  • 第10题：

    单选题
    A customer has asked for the ability to operate dual digital monitors. Which of the following is the BEST solution for accomplishing this?（）
    A

    Split the onboard video port.

    B

    Update the video drivers to allow for multiple monitors.

    C

    Add an adaptor to the onboard VGA port.

    D

    Install a video card with multiple DVI ports.


    正确答案： D
    解析： 暂无解析

  • 第11题：

    单选题
    Captain Marion’s Videography delivers Internet digital video using 9 MPEG video encoders and astatistical multiplexer. Channels are packed into a 6-MHz channel bandwidth.The MPEGmultiplexe monitors and allocates the appropriate bandwidth. The multiplexer measures available bandwidth and feeds back signaling to the MPEG encoders. Coding rates are then increased ordecreased. Packet generation from each input source is controlled such that no packets aredropped and no extra null packets can be generated. These bandwidth and traffic requirements work best with which mode of video delivery？（）
    A

     fixed broadcast

    B

     open looped

    C

     quality equalization

    D

     VoD delivery


    正确答案： B
    解析： 暂无解析

  • 第12题：

    单选题
    Telepresence and video conferencing have been an increasingly important component of the overall collaboration marker, which indicator is the best measure of the continued importance of these technologies going forward?（）
    A

    the annual growth rate of the video-conferencing market is 23 percent

    B

    generationY ,raised on video, comprises 17 percent of the world population

    C

    thecisco long-term growth-rate target is 12 percent to 17 percent

    D

    the U.S internet traffic annual growth rate is more than 40 percent


    正确答案： A
    解析： 暂无解析

  • 第13题：

    While troubleshooting a video problem on an application server, the system administrator has determined that the video firmware should be updated. Which of the following sources should be used to locate an appropriate update for this hardware?（）

    A. Third-party manufacturer

    B. Video chipset manufacturer

    C. Server manufacturer

    D. Operating system manufacturer

    E. Shareware file sharing site


    参考答案：B, C

  • 第14题：

    DVD的英文全名是（）。

    • A、digital Video disc
    • B、digital video disk
    • C、digital view disk
    • D、dec video disc

    正确答案:B

  • 第15题：

    Video-CD所采用的视频压缩格式是（）

    • A、Mpeg-1
    • B、Mpeg-2
    • C、Mpeg-3
    • D、Mpeg-4

    正确答案:A

  • 第16题：

    Captain Marion’s Videography delivers Internet digital video using 9 MPEG video encoders and astatistical multiplexer. Channels are packed into a 6-MHz channel bandwidth.The MPEGmultiplexe monitors and allocates the appropriate bandwidth. The multiplexer measures available bandwidth and feeds back signaling to the MPEG encoders. Coding rates are then increased ordecreased. Packet generation from each input source is controlled such that no packets aredropped and no extra null packets can be generated. These bandwidth and traffic requirements work best with which mode of video delivery？（）

    • A、 fixed broadcast
    • B、 open looped
    • C、 quality equalization
    • D、 VoD delivery

    正确答案:A

  • 第17题：

    A laptop will not output to a connected projector. Which of the following steps should a technician take FIRST?（）

    • A、Press the appropriate function + monitor key.
    • B、Adjust the BIOS settings for external display.
    • C、Replace the video card on the laptop.
    • D、Update video drivers for the video card.

    正确答案:A

  • 第18题：

    An optical cable is used to transmit：（）

    • A、digital audio from a component to a receiver.
    • B、analog video from a component to a receiver.
    • C、analog audio from a component to a receiver.
    • D、digital video from a component to a receiver.

    正确答案:A

  • 第19题：

    单选题
    A laptop will not output to a connected projector. Which of the following steps should a technician take FIRST?（）
    A

    Press the appropriate function + monitor key.

    B

    Adjust the BIOS settings for external display.

    C

    Replace the video card on the laptop.

    D

    Update video drivers for the video card.


    正确答案： C
    解析： 暂无解析

  • 第20题：

    单选题
    tony would like to make it easier for users of the video application to enter new doc using the “video form”, he’d like users to be able to create new “video” doc form within the view. Which one of the following should tony so to build this interface?（）
    A

    create a view action that has the following formula：@command（[create]；”video”）

    B

    create a form action that has the following formula：@command（[compose]；”video”）

    C

    create a view action that has the following formula：@command（[compose]；”video”）

    D

    create a database action that has the following formula：@command（[compose]；”video”）


    正确答案： A
    解析： 暂无解析

  • 第21题：

    单选题
    Which benefit does digital subscriber line (DSL) systems for broadband access provide to the user?（）
    A

    Secure access to company extranet

    B

    Dedicated lines for high security data transfer

    C

    Simple solution for high-quality digital video using coaxial cable

    D

    Data and audio signals that share the same communications infrastructure


    正确答案： A
    解析： 暂无解析

  • 第22题：

    单选题
    Older video cards used S-video to output to a TV. This standard has been replaced by:（）
    A

    FireWire.

    B

    SCSI.

    C

    coaxial.

    D

    HDMI.


    正确答案： C
    解析： 暂无解析

  • 第23题：

    多选题
    Which of the following statements regarding ISDN are correct?（）
    A

    Each ISDN B channel has transmission speeds of up to 64 kbps.

    B

    The ISDN B channel can carry video, voice or data.

    C

    The ISDN B channel transmission rate varies depending on the service used.

    D

    The ISDN D channel transmits control information.

    E

    The ISDN B channels can be configured with different subnets and encapsulation types when dialer profiles are configured.


    正确答案： E,C
    解析： 暂无解析

  • 第24题：

    单选题
    Telepresence and video conferencing have been an increasingly important component of the overall collaboration marker, which indicator is the best measure of the continued importance of these technologies going forward?（）
    A

    generation Y ,raised on video, comprises 17 percent of the world population

    B

    the annual growth rate of the video-conferencing market is 23 percent

    C

    the U.S internet traffic annual growth rate is more than 40 percent

    D

    thecisco long-term growth-rate target is 12 percent to 17 percent


    正确答案： B
    解析： 暂无解析

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