题目详情

某公司主营证券与期货业务,有多个办公网点,要求企业内部用户能够高速地访问企业服务器,并且对网络的可靠性要求很高。工程师给出设计方案:

①采用核心层、汇聚层、接入层三层结构;

②骨干网使用千兆以太网;

③为了不改变已有建筑的结构,部分网点采用WLAN组网;

④根据企业需求,将网络拓扑设计为双核心来进行负载均衡,当其中一个核心交换机出现故障时,数据能够转换到另一台交换机上,起到冗余备份的作用。

网络拓扑如下图所示。

针对网络的拓扑设计,你的评价是(  )。

  • A.恰当合理
  • B.不恰当,2个核心交换机都应直接上联到路由器上,保证网络的可靠性
  • C.不恰当,为保证高速交换,接入层应使用三层交换机
  • D.不恰当,为保证核心层高速交换,服务器应放在接入层

正确答案及解析

正确答案
B
解析

本题考查网络设计的相关知识。

很明显,2个核心交换机都应该直接上联到路由器上,以保证网络的可靠性。

包含此试题的试卷

你可能感兴趣的试题

单选题

Advancements in ( )have contributed to the growth of the automotive industry through the creation and evolution of self-driving vehicles.

  • A.Artificial Intelligence
  • B.Cloud Computing
  • C.Internet of Things
  • D.Big Data
查看答案
单选题

In project human resource management , ( )is not a source of power for the project manager.

  • A.referent power
  • B.expert power
  • C.reward power
  • D.audit power
查看答案
单选题

At the project establishment stage , the feasibility study mainly includes techinical feasibility analysis , ( ), operation environment feasibility analysis and other aspects of feasibility analysis.

  • A.detail feasibility analysis
  • B.opportunity analysis
  • C.economic feasibility analysis
  • D.risk analysis
查看答案
单选题

( )is a grid that shows the project resources assigned to each work package.

  • A.Stakeholder engagement assessment matrix
  • B.Requirements traceability matrix
  • C.Probability and impact matrix
  • D.Responsibility assignment matrix
查看答案
单选题

Xinhua News Agency reported in January 2022,Chian will further promote the developmet of a digital economy during the 14th Five-Year Plan eriod(2021-2025). The plan also emphasized industrial ( )transformation.

  • A.digital
  • B.networking
  • C.intelligentize
  • D.informatization
查看答案

相关题库更多 +