Video conferencing is more environmental friendly than flying to the conference because______.

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• The cisco telepresence portfolio provides industry-leading video-conferencing solutions , how does the Cisco acquisition of tandberg strengthen its position？（）

  A . it enablescisco to eliminate product redundancies and improve margins B . it will givecisco products A strategic advantage by providing privileged access to the TIP C . it providescisco with its first high-end telepresence offering D . it allowscisco to quickly broaden its product portfolio to better serve customer need

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• 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

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• A company implements video conferencing over IP on their Ethernet LAN. The users notice that the network slows down, and the video either stutters or fails completely. What is the most likely reason for this?（）

  A . minimum cell rate (MCR) B . quality of service (QoS) C . modulation D . packet switching exchange (PSE) E . reliable transport protocol (RTP)

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• When provisioning for Interactive-Video（e，g，video conferencing traffic）which three statementsdepicts the correct requirements？（）

  A . Loss should be no more than 1 percent. B . One-way latency should be no more than 150 ms C . Jitter should be no more than 30 ms D . Loss should be no more than 3 percent E . One-way latency should be no more than 150/2=75 ms F . Jitter should be no more than 300 m

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• According to the video, there is more information you need to know EXCEPT_______

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• According to the video, which statement is not true?

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• What kind od sport is the video about?

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• How is the girl in pink in the video?

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• Playing video games is ( ) urgent ( ) important.

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• In the video, Michael says, many Chinese do know more than one language. They might know ___________.

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• What is Gherkin in the video?

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• Content-based Video Retrieval is the process of attaching content based __________ to video shots and is essential for content-based classification and retrieval.

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• Which equipment is not mentioned in the video?

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• The company specializes in video-conferencing facilities.

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• Which one is not true according to the video？

  A.High-power alpha males in primate hierarchies have high testosterone and low cortisol. B.Powerful and effective leaders have high testosterone and low cortisol. C.Power has nothing about how you react to stress. D.Body can shape the mind, at least at the facial level.

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• Which one is NOT true according to the video？

  A.If you have only one acceptable outcome in mind, your chances of making it are slim. B.When confronted by problems, entrepreneurs rise to the occasion. Challenges motivate them to work harder. C.Entrepreneurs are always accepted. D.Many people recognize marketplace holes, but the true entrepreneur takes them from cocktail napkin to reality

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• In the video, thearrival date is 23rd of this .

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• According to a 2008 survey of freshmen and sophomores at a certain university, video lectures turned out to be more beneficial for students.

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• When most people refer to multimedia, they generally mean the combination of two or more continuous media, usually with some user(115). In practice, the two media are normally audio and video, this is,(116)plus moving(117).It should be' obvious by now that transmitting multimedia material in uncompressed form. is completely out of(118). The only hope is that massive compression is possible. Fortunately, a large body of research over the past few decades has led to many compression techniques and algorithms that make multimedia transmission(119).

  A．display B．games C．help D．interaction E．pictures

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• Compared to some other forms of meetings. video conferencing is much less stressful.（)

  是 否

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• The success of video conferencing mainly lies in the development of technology.（)

  是 否

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• Video conferencing is the best way for doing business.（)

  是 否

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