多选题Which of the following are forms of gigabit Ethernet that require the use of fiber optic cables？（）A1000Base-CXB1000Base-TXC1000Base-SXD10Base-TE1000Base-TF1000Base-LX
多选题
Which of the following are forms of gigabit Ethernet that require the use of fiber optic cables？（）
A
1000Base-CX
B
1000Base-TX
C
1000Base-SX
D
10Base-T
E
1000Base-T
F
1000Base-LX
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