CCNP系列認證CCNP(642-731)單項選擇題每日一練(2019.01.11)

來源：考試資料網(wǎng)

1 Construction of a new automobile parts manufacturing facility has recently been completed. Thefacility IT manager wants to deploy voice over WLAN. During your initial walkthrough， you observenumerous highly reflective surfaces on the manufacturing equipment and in the buildingconstruction itself. What potential problem exists that should be accounted for during your sitesurvey？（）

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2 Which class of Cisco access points operate under IEEE 802.3af power？（）

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3 What approximates the signal attenuation of a plasterboard wall？（）

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4 What is the term for the space that exists above a drop ceiling or below a raised floor and that isused for air return？（）

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5 In an outdoor bridge link， what is calculated by using this formula： transmitter power + antennagain - insertion OR cable loss（）？

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