Which two components are created during configuration of space-efficient storage in an extent pool（） ["volume and virtual space","background copy and target copy","virtual space and repository space","source volume and target volume"]
When configuring non-IP point-to-point networks on clusters that are larger than two nodes， which Type of configuration should be defined？（） [" A start"," A ring"," A target mode fc"," A target mode scsi"]
普通人轻度运动时心率可从75次/min上升到100次/min，中度运动时心率在（）左右，剧烈运动时上限值在（），而运动员和儿童可见到心率200次/min。 ["110次\/min","130次\/min","150次\/min","180次\/mi"]
闸调器标志牌刻打大修编号为年编号，采用（）数字。 ["5号","6号","8号","10号"]
Which of the following is a feature of a unit of work?（） ["It applies to a single data server.","It is a recoverable sequence of operations.","Its value can be queried from the system catalog tables.","It begins when the application connects to the data server."]
为什么说今后我国将还会存在大量剩余劳动力？
