You download a file from an FTP site on the Internet. What is the highest layer in the OSI model used in this FTP operation?()
- A、Application
- B、Presentation
- C、Session
- D、Transport
- E、Internet
- F、Data Link
- G、Physical
正确答案:A
答案解析:有
微信扫一扫手机做题
You download a file from an FTP site on the Internet. What is the highest layer in the OSI model used in this FTP operation?()
微信扫一扫手机做题