多项选择题
Which three items should the site survey documentation include？（）
A.photographs
B.floor plans
C.wired network layout
D.blueprints
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相关考题
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单项选择题
TheCiscoAironet1140SeriesAccessPointdraws12.95Watthepowersource.However，whenusingalongEthernetcable，thedevicecandrawuptohowmuchadditionalwattage？（）
A.0.25 W
B.0.45 W
C.1 W
D.1.25 W
E.2.45 W
F.5.65 W -
单项选择题
Whenusingalightningarrestor，connectwhichtypeofgroundwiretoagoodearthground？（）
A.#6 solid copper
B.#12 solid copper
C.#20 solid copper
D.#22 solid copper -
单项选择题
Byhowmuchisasignal’sstrengthreducedwhenthesignalpassesthroughanobjectthatintroduces3dBofattenuation？（）
A.1/6
B.1/4
C.1/3
D.1/2
