题目内容

羊毛纤维中,具有三层结构的是()。

A. 有髓毛
B. 真毛
C. 半细毛
D. 细毛

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AtechnicianwhoseparatedtwodepartmentsusingVLANsnowdiscoversthattheVLANscannot communicatewitheachother. WhichofthefollowingdoesthetechnicianneedtoenablecommunicationbetweentheVLANs?()

A. Portspanning
B. VLANconcentrator
C. Firewall
D. Router

下列哪项不属于按经营主体划分的配送中心?()

A. 生产企业的配送中心
B. 流通型配送中心
C. 商业企业的配送中心
D. 专业配送中心

WhichofthefollowingkeysequenceswillallowatechniciantoinstallthirdpartydriversduringaWindowsinstallation?()

A. PressF6
B. PressESC
C. Pressanykey
D. PressAlt+F8

WhichofthefollowingnetworktopologiesBESTdescribesaVPN?()(SelectTWO)

A. PointtoPoint
B. PointtoMultipoint
C. VLAN
D. Ring
E. Bus

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