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  3. routing in circuit-switching networks ha

routing in circuit-switching networks ha

练习题库2022-08-02  92
问题 routing in circuit-switching networks has traditionally involved a static routing strategy with the use of ( 71) paths to respond to increased load . modern routing strategies provide more adaptive and flexible approaches . the routing function of a packet-switching network attempts to find the least-cost route through the network , with cost based on the number of expected delay , or other metrics in virtually all packet-switching networks , some sort f adaptive routing technique is used . adaptive routing algorithms typically rely on the ( 73 ) information about traffic conditions among nodes . in most cases , adaptive strategies depend n status information that is ( 74 ) at one place but used at another . there is a tradeoff here tween the quality of the information and the amount of ( 本题) . the exchanged information itself a load on the constituent networks , causing a performance degradationA.packets B.informationC.data D.overhead
选项
答案 D
解析 需要在信息质量和额外开销之间寻找平衡点。
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本试题收录于： 中级 网络工程师题库软件水平考试初中高级分类

中级 网络工程师

软件水平考试初中高级

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