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单选题
In order to increase reliability， minimize collisions and establish a large number of systems on an Ethernet segment， which of the following options should be selected for the Ethernet network？（）
A
10BaseT
B
Switched 10BaseT
C
Switched 100BaseT Half-Duplex
D
Switched 100BaseT Full-Duplex
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to increase the priority so a designated port will become a root portC
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单选题The Testking corporate LAN consists of one large flat network. You decide to segment this LAN into two separate networks with a router. What will be the affect of this change?（）A
The number of broadcast domains will be decreased.B
It will make the broadcasting of traffic between domains more efficient between segments.C
It will increase the number of collisions.D
It will prevent segment 1's broadcasts from getting to segment 2.E
It will connect segment 1's broadcasts to segment 2.
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