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A technician is reporting wireless transmission speeds of 300Mbps. Which of the following wireless standards is being used?()A.802.11aB.802.11bC.802.11gD.802.11n

题目
A technician is reporting wireless transmission speeds of 300Mbps. Which of the following wireless standards is being used?()

A.802.11a

B.802.11b

C.802.11g

D.802.11n

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1.下面哪些英文含义表示具备为无线功能。()A.Wi-FiB.WlanC.WWWD.Wireless

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3.A SONET network typically uses which of the following transmission media?()A. Single-mode fiberB. Multimode fiberC. CopperD. Wireless

4.The most widely used LAN system is ______ which adopts a form. of access known as CSMA-CD．A．EthemetB．ATMC．FDDID．Wireless

更多“A technician is reporting wireless transmission speeds of 300Mbps. Which of the following wireless standards is being used?() ”相关问题

  • 第1题：

    EDI最早应用的通信模式是( )。

    A．LAN

    B．PTP

    C．WAN

    D．WIRELESS


    正确答案：B

  • 第2题：

    TestKing has five regional offices that are located in different cities. The IT staff is evaluating WAN technologies to interconnect the regional offices to corporate headquarters. Each of the regional offices should be connected to the corporate headquarters in a hub and spoke arrangement using a packet-switched technology.Which of the following WAN technologies will fulfill these requirements?（）

    A. Frame Relay

    B. ISDN

    C. T1 leased lines

    D. Wireless


    参考答案：A

  • 第3题：

    网络层是电子商务的硬件基础设施，是信息传输系统，包括远程通信网（telecom）、有线电视网（cable TV）、无线通信网（wireless）等。


    正确

  • 第4题：

    Theintegratedservicesroutingarchitectureprovidestheperformance，availability，andreliabilityneededtoscalemission-criticalbusinessapplicationsinthemostdemandingenvironments.WhichstatementbestdescribesthebenefitsofCiscoIntegratedServicesRouters？（）

    A.ISRsprovidethreatdefenseagainstattacksfromhackersandvirusesthatcanoccurinthenetwork.

    B.ISRsprovidetheframeworktointegrateandextendwiredandwirelessnetworks

    C.ISRsprovideconcurrentsecurity，voice，data，wireless，andapplicationoptimizationservices.

    D.ISRSprovidethecommonfabric，functionality，andCLIacrossthenetwork.


    参考答案：C

  • 第5题：

    迅弛技术包括()

    A.PENTIUM-M处理器（代号BANIAS）

    B.855芯片组系列

    C.INTELPRO/WIRELESS2100无线网络连接

    D.WI-FI认证


    参考答案：A, B, C

  • 第6题：

    21、网络层是电子商务的硬件基础设施，是信息传输系统，包括远程通信网（telecom）、有线电视网（cable TV）、无线通信网（wireless）等。


    远程通信网;有线电视网;无线通信网

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