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| 作者:不明 来源:www.pccode.net 整理 发布时间:2007-1-24 15:24:03 发布人:wongrs | |
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A. It is a protocol 28) ICMP、I P、ARP and RARP of the IP protocol suite map to (IP协议套件的I C M P、I P、A R P和R A R P映射到): A. OSI layers 1 and 2 29) Which layer is most important in providing reliable data exchange between two systems A. Physical layer 30) Which of the following does TCP provide (TCP提供了下面的哪一个功能)? A. Unreliable data stream 31) Of the following, which field is not a part of the TCP header (在下面各项中,哪一个字 A. Subnet mask A. It is a protocol 28) ICMP、I P、ARP and RARP of the IP protocol suite map to (IP协议套件的I C M P、I P、A R P和R A R P映射到): A. OSI layers 1 and 2 29) Which layer is most important in providing reliable data exchange between two systems A. Physical layer 30) Which of the following does TCP provide (TCP提供了下面的哪一个功能)? A. Unreliable data stream 31) Of the following, which field is not a part of the TCP header (在下面各项中,哪一个字 A. Subnet mask
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