Examine the following scenario： -Database is running in ARCHIVELOG mode. -Complete consistent backup is taken every Sunday. -On Tuesday the instance terminates abnormally because the disk on which control files are located gets corruptedThe disk having active online redo log files is also corrupted. The hardware is repaired and the paths for online redo log files and control files are still valid. Which option would you use to perform the recovery of database till the point of failure？（） Restore the latest whole backup，perform complete recovery，and open the database normally 。 Restore the latest whole backup，perform incomplete recovery，and open the database with the RESETLOGS option.。 Restore the latest backups control file，perform complete recovery，and open the database with the RESETLOGS option.。 Restore the latest backup control file，perform incomplete recovery using backup control file，and open the database with the RESETLOG option.。
患者，体重60kg，诊断为中度等渗性脱水，第一个24h应补给液体量（包括日需量）（） 2000ml。 2500ml。 3000ml。 3500ml。 4O00ml。
From the information below, what command would the administrator run to allocate the file backed optical device, named useful_scripts, to virtual SCSI adapter vhost0?（） mkvdev -dev useful_scripts -vadapter vhost0; loadopt -vdev vtopt0 。 mkvdev -optical useful_scripts -vadapter vhost0; loadopt -vdev vtopt0 。 mkvdev -fbo -vadapter vhost0; loadopt -disk useful_scripts -vtd vtopt0 。 mkvdev -type fbo -vadapter vhost0; loadopt -fbo useful_scripts -vtd vtopt0。
An operator is editing a file using vi. Which of the following subcommand sequences will copy the current line plus the next 2 lines to the end of the file?（） yy E 3p。 3yy G p。 3yy :e 5pp。 yy :g 3。
混凝土工程冬期施工采用蒸汽养护时，应优先选用（）。 硅酸盐水泥。 普通硅酸盐水泥。 矿渣硅酸盐水泥。 复合水泥。
充装秤台面上需放置（），严禁钢瓶与秤台面直接接触。
