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下面列出了系统维护工作流程中的几个关键步骤,正确的工作顺序是(65)。

①用户提交维护申请报告   

②交付使用  

③更新文档  

④测试

⑤核实和评价维护申请报告  

⑥制定维护计划  

⑦实施维护

  • A.①→⑤→⑥→⑦→④→③→②
  • B.①→⑥→⑤→⑦→③→④→②
  • C.①→⑤→⑥→⑦→③→④→②
  • D.①→⑥→⑤→⑦→④→③→②
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