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
正确答案:A,C,F
答案解析:有
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CompTIA认证考试
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Which of the following are forms of gigabit Ethernet that require the use of fiber optic cables？（）
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