Which of the following connection types use a phone line as a carrier to provide access to theInternet?（）
- A、Cellular
- B、Satellite
- C、ISDN
- D、WiMAX
- E、DSL
正确答案:C,E
答案解析:有
微信扫一扫手机做题
多做题，通过考试没问题！
CompTIA认证考试
CompTIA认证考试
Which of the following connection types use a phone line as a carrier to provide access to theInternet?（）
微信扫一扫手机做题