初级网络管理员相同项单选集试卷（初级网络管理员）_1.docVIP

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初级网络管理员相同项单选集试卷（初级网络管理员）_1.doc

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试卷第 PAGE 1 页共 NUMPAGES 1 页初级网络管理员相同项单选集试卷（初级网络管理员）姓名:_____________ 年级:____________ 学号:______________ 题型选择题填空题解答题判断题计算题附加题总分得分评卷人得分 1、 Each machine supporting TCP has a TCP transport entity, either a library procedure, a user process, or part of the kernel. In all case, it manages TCP streams and (1)to the IP layer. A TCP (2)Accepts user date streams from local process, breaks them into pieces not exceeding 64KB, and sends each piece as a separate IP (3).When datagrams containing TCP date arrive at a machine, they are given to the TCP entity, which reconstructs the original byte streams. The IP layer gives no guarantee that datagrams will be delivered properly, so it is up to TCP to time out and (4)them as need be. Datagrams do arrive may well do so in the wrong order, it is also up to TCP to (5)them into messages in the proper sequence.（1）是（） A.calls B.interfaces C.links produces2、 Each machine supporting TCP has a TCP transport entity, either a library procedure, a user process, or part of the kernel. In all case, it manages TCP streams and (1)to the IP layer. A TCP (2)Accepts user date streams from local process, breaks them into pieces not exceeding 64KB, and sends each piece as a separate IP (3).When datagrams containing TCP date arrive at a machine, they are given to the TCP entity, which reconstructs the original byte streams. The IP layer gives no guarantee that datagrams will be delivered properly, so it is up to TCP to time out and (4)them as need be. Datagrams do arrive may well do so in the wrong order, it is also up to TCP to (5)them into messages in the proper sequence.（2）是（） A.connection B.file C.entity destination3、 Each machine supporting TCP has a TCP transport entity, either a library procedure, a user process, or part of the kernel. In all case, it manages TCP streams and (1)to the IP layer. A TCP (2)Accepts user date streams from local process, breaks them into pieces not exceed