Afteracceptanceandformaltr(2016年上半年信息系统项目管理师上午综合知识真题解析)
After acceptance and formal transfer of information systems to customers it has entered the stage of ()
A、preparation
B、operation and maintenance
C、development
D、extinction
参考答案: B
参考解析:正在整理中,欢迎在文下评论区提供答案解析,谢谢!