【单选题】以下有关数据备份的说法中,错误的是()。
A.
完全备份、差异备份及增量备份中,差异备份的备份速度最快
B.
增量备份的文件依赖于前次备份的文件,一环扣一环,任何一盘出问题都将导致备份系统失调,因此可靠性差
C.
冷备份和热备份时,系统都可以接收用户更新的数据
【单选题】一般来说电烙铁的功率越大,热量越_____,烙铁头的加热时间越______。( )
【多选题】红细胞的功能哪些是正确的
E.
细胞膜中的ABO血型抗原系统,在临床输血中具有重要意义
【单选题】关于SQL SERVER备份操纵说法正确的是
【单选题】The installation and prevision of fire fighting equipment is mainly subject to
【简答题】借贷记账法起源于13~14世纪的意大利。( )
【简答题】We are responsible for the installation and repair of the (equip) .
【单选题】The installation and provision of fire fighting equipment is mainly subject to ___.
【简答题】Translation : During the 1920s, people in US cities increasingly moved to the suburbs because of the provided to the workers by automobile ownership.
【判断题】借贷记账法起源于13~14世纪的意大利。( )