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?（）Ageneration Y ,raised on video, comprises 17 percent of the world populationBthe annual growth rate of the video-conferencing market is 23 percentCthe U.S internet traffic annual growth rate is more than 40 percentDthecisco long-term growth-rate target is 12 percent to 17 percent
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
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A customer reports to Karen, a technician, that a PC’s video card has recently been upgraded andthe computer reboots randomly. The last few restarts have happened during movie playback, playing a video game, and video editing.Which of the following is the MOST likely source of this issue?（）A. The card is not compatible with the hardware of the machine.B. The graphic driver for the card is corrupt.C. The video card requires additional power.D. The software the user is running is incompatible for the video card.
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 percentB.generationY ,raised on video, comprises 17 percent of the world populationC.thecisco long-term growth-rate target is 12 percent to 17 percentD.the U.S internet traffic annual growth rate is more than 40 percent
Which three of these are benefits of telepresence and video collaboration?() A.do more with lessB.provide a unified tool for all business processesC.influence competitive advantage and business agility through faster decision-making and new business processes and modelsD.eliminate miscommunicationE.reduce the need to personalize communications with customersF.transform your business and organization and be greener
The cisco telepresence portfolio provides industry-leading video-conferencing solutions , how does the Cisco acquisition of tandberg strengthen its position？（）A、it will givecisco products A strategic advantage by providing privileged access to the TIPB、it enablescisco to eliminate product redundancies and improve marginsC、it providescisco with its first high-end telepresence offeringD、it allowscisco to quickly broaden its product portfolio to better serve customer needs
Which statement is true about the comparison of voice traffic with video traffic？（）A、 Video conferencing traffic tends to be much more bursty in nature and is more prone to have an impact on other traffic flows.B、 Latency requirements are less stringent for video traffic than for voice traffic.C、 Video traffic is less sensitive to dropped packets than for voice traffic.D、 Video traffic requires the retransmission capabilities of TCP whereas voice uses UDP.E、 Voice traffic tends to be much more bursty in nature and is more prone to have an impact on other traffic flows.F、 Voice traffic requires the retransmission capabilities of TCP whereas video uses UDP.
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 percentB、generationY ,raised on video, comprises 17 percent of the world populationC、thecisco long-term growth-rate target is 12 percent to 17 percentD、the U.S internet traffic annual growth rate is more than 40 percent
Which set of classes correctly identifies the four traffic classes， from highest priority to lowest priority， specified in the 802.11e standard？（）A、 gold， silver， bronze， and platinumB、 platinum， gold， silver， and bronzeC、 titanium， gold， silver， and bronzeD、 voice and video， best effort， background， and scavengerE、 voice， video， best effort， and backgroundF、 voice， video， best effort， and scavenger
Which two networking infrastructure characteristics are most likely to distinguish video requirements （such as Cisco TelePresence） from voice requirements？（）A、jitterB、delayC、PoED、bandwidthE、packet loss
Which of the following can cause ghosting in a video image？（）A、Bent pin on an S-Video cableB、Mislabeled component cablesC、Defective HDMI cableD、Improperly terminated coax cable
Which statement is true about the comparison of voice traffic with video traffic？（）A、video conferencing traffic tends to be much more bursty in nature and is more prone to have an impact on other traffic flowsB、latency requirements are less stringent for video traffic than for voice trafficC、video traffic is less sensitive to dropped packets than for voice trafficD、video traffic requires the retransmission capabilities of TCP whereas voice uses UDPE、video traffic tends to be much more bursty in nature and is more prone to have an impact on other traffic flowsF、voice traffic requires the retransmission capabilities of TCP whereas video uses UDP
Which three of these are benefits of telepresence and video collaboration?（）A、reduce the need to personalize communications with customersB、do more with lessC、eliminate miscommunicationD、influence competitive advantage and business agility through faster decision-making and new business processes and modelsE、transform your business and organization and be greenerF、provide a unified tool for all business processes
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 populationB、the annual growth rate of the video-conferencing market is 23 percentC、the U.S internet traffic annual growth rate is more than 40 percentD、thecisco long-term growth-rate target is 12 percent to 17 percent
When QoS levels in the Cisco Wireless Control System （WCS） are entered， which profile names are used to identify the access categories？（）A、 platinum， gold， silver， and bronzeB、 voice， gold， silver， and bronzeC、 low delay， network critical， business， best effortD、 voice， video， background gold， background silver， and best effortE、 voice， video， best effort， and backgroundF、 voice， video， best effort， background， and scavenger
A customer reports to Karen, a technician, that a PC’s video card has recently been upgraded and the computer reboots randomly. The last few restarts have happened during movie playback, playing a video game, and video editing. Which of the following is the MOST likely source of this issue?（）A、The card is not compatible with the hardware of the machine.B、The graphic driver for the card is corrupt.C、The video card requires additional power.D、The software the user is running is incompatible for the video card.
单选题The cisco telepresence portfolio provides industry-leading video-conferencing solutions , how does the Cisco acquisition of tandberg strengthen its position？（）Ait will givecisco products A strategic advantage by providing privileged access to the TIPBit enablescisco to eliminate product redundancies and improve marginsCit providescisco with its first high-end telepresence offeringDit allowscisco to quickly broaden its product portfolio to better serve customer needs
多选题Which three of these are benefits of telepresence and video collaboration?（）Areduce the need to personalize communications with customersBdo more with lessCeliminate miscommunicationDinfluence competitive advantage and business agility through faster decision-making and new business processes and modelsEtransform your business and organization and be greenerFprovide a unified tool for all business processes
单选题Which statement is true about the comparison of voice traffic with video traffic？（）A Video conferencing traffic tends to be much more bursty in nature and is more prone to have an impact on other traffic flows.B Latency requirements are less stringent for video traffic than for voice traffic.C Video traffic is less sensitive to dropped packets than for voice traffic.D Video traffic requires the retransmission capabilities of TCP whereas voice uses UDP.E Voice traffic tends to be much more bursty in nature and is more prone to have an impact on other traffic flows.F Voice traffic requires the retransmission capabilities of TCP whereas video uses UDP.
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多选题Which statement is true about the comparison of voice traffic with video traffic？（）Avideo conferencing traffic tends to be much more bursty in nature and is more prone to have an impact on other traffic flowsBlatency requirements are less stringent for video traffic than for voice trafficCvideo traffic is less sensitive to dropped packets than for voice trafficDvideo traffic requires the retransmission capabilities of TCP whereas voice uses UDPEvideo traffic tends to be much more bursty in nature and is more prone to have an impact on other traffic flowsFvoice traffic requires the retransmission capabilities of TCP whereas video uses UDP
单选题A customer reports to Karen, a technician, that a PC’s video card has recently been upgraded and the computer reboots randomly. The last few restarts have happened during movie playback, playing a video game, and video editing. Which of the following is the MOST likely source of this issue?（）AThe card is not compatible with the hardware of the machine.BThe graphic driver for the card is corrupt.CThe video card requires additional power.DThe software the user is running is incompatible for the video card.
多选题Which two networking infrastructure characteristics are most likely to distinguish video requirements （such as Cisco TelePresence） from voice requirements？（）AjitterBdelayCPoEDbandwidthEpacket loss
单选题Which set of classes correctly identifies the four traffic classes， from highest priority to lowest priority， specified in the 802.11e standard？（）A gold， silver， bronze， and platinumB platinum， gold， silver， and bronzeC titanium， gold， silver， and bronzeD voice and video， best effort， background， and scavengerE voice， video， best effort， and backgroundF voice， video， best effort， and scavenger
单选题When QoS levels in the Cisco Wireless Control System （WCS） are entered， which profile names are used to identify the access categories？（）A platinum， gold， silver， and bronzeB voice， gold， silver， and bronzeC low delay， network critical， business， best effortD voice， video， background gold， background silver， and best effortE voice， video， best effort， and backgroundF voice， video， best effort， background， and scavenger
单选题The cisco telepresence portfolio provides industry-leading video-conferencing solutions , how does the Cisco acquisition of tandberg strengthen its position？（）Ait will give cisco products A strategic advantage by providing privileged access to the TIPBit enables cisco to eliminate product redundancies and improve marginsCit provides cisco with its first high-end telepresence offeringDit allows cisco to quickly broaden its product portfolio to better serve customer needs
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?（）Athe annual growth rate of the video-conferencing market is 23 percentBgenerationY ,raised on video, comprises 17 percent of the world populationCthecisco long-term growth-rate target is 12 percent to 17 percentDthe U.S internet traffic annual growth rate is more than 40 percent