题型:选择题 His idea of having weekly family meals together, which seemed difficult at first, has _____ many good changes in their lives. [ ]A. got through B. resulted from C. turned into D. brought about 查看答案
题型:单项选择题 下列关于服务器技术的描述中,错误的是()A.热插拔功能允许用户在不切断电源的情况下更换硬盘、板卡等B.集群系统中一台主机出现故障时不会影响系统的正常服务C.服务器的可用性用MTBF描述D.服务器磁盘性能表现在磁盘存储容量与速度 查看答案