题目详情

在系统转换的过程中,旧系统和新系统一起工作一段时间,再由新系统代替旧系统的转换策略称为()。

  • A.直接转换
  • B.间接转换
  • C.分段转换
  • D.并行转换

正确答案及解析

正确答案
D
解析

新系统试运行成功之后,就可以在新系统和旧系统之间互相转换。新旧系统之间的转换方式通常有直接转换、并行转换和分段转换三种,如表6-24所示。表6-24系统之间的转换方式对比

中级嵌入式系统设计师,章节练习,嵌入式系统基础知识

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 +