公安机关要真正担负起巩固共产党执政地位，维护国家长治久安，保障人民安居乐业的重大（）和社会责任。
In Recovery Manager （RMAN）， you are taking image copies of the data files of your production database and rolling them forward at regular intervals. You attempt to restart your database. After a regular maintenance task， you realize that one of the data files that belongs to the USERS tablespace is damaged and you need to recover the data file by using the image copy. Because a media failure caused the data file to be damaged， you want to place the data file in a different location while resto ing the file. Which option must you consider for this task？（） using only the RMAN SWITCH command to set the new location for the data file。 placing the database in the MOUNT state for the restore and recovery operations。 using an RMAN RUN block with the SET NEWNAME and then the SWITCH command。 configuring two channels： one for the restore operation and the other for the recovery operatio。
下列哪种叙述是正确的（） 凝血时间较复钙时间测定敏感准确。 复钙时间较凝血时间测定敏感准确。 两者均敏感正确。 两者均不敏感准确。
在我国非法人企业除外商投资企业设立的办事机构外，主要是（） 企业的分支机构。 合伙企业。 个人独资企业。 公司。
Which of the disk configuration provides the fastest write performance with fault tolerance？（） RAID-0。 RAID-3。 RAID-5。 RAID 1+0。
教育之所以成为培养人的最佳形式，是因为它具有（）特点
