多项选择题
A.The wires in each pair are wrapped around each other
B.An insulating material covers each of the individual copper wires in it
C.It comes in eight-pair wire bindles
D.EMI and RFI cause only limited degradation to signals running over it
E.It comes in seven categories
F.IT has an external diameter of approximately 0 28 inches
多项选择题 You work as a network technician at Certkiller .com. Please study the exhibit carefully. Which two interfaces are enabled for 802.1Q encapsulation？（）
单项选择题 Youaredesigningasolutionthatneedstosupport40IPphoneusers.WhichroutersmodeldoestheCiscoSingle-SiteSecureNetworkFoundation1.1DesigningandImplementationGuidesuggestforthisSolution？（）
单项选择题 You work as a network technician at Certkiller .com. Please study the exhibit carefully. In a Cisco Single-Site Secure Network Foundation implementation， which factor affects your choice of switch Configuration？（）