【判断题】酒石酸的添加可以使蛋液粘度增加,易于起泡,稳定性好。
【简答题】动物患重度肾炎检查血液( )含量升高,常导致尿毒症。
【单选题】Your multitenant container database, CDB1, is running in ARCHIVELOG mode and has two pluggable databases, HR_PDB and ACCOUNTS_PDB. An RMAN backup exists for the database. You issue the command to open...
A.
Place CDB1 in the mount stage and then the USERDATA tablespace offline in ACCOUNTS_PDb.
B.
Place CDB1 in the mount stage and issue the ALTER PLUGGABLE DATABASE accounts_pdb CLOSE IMMEDIATE command.
C.
Issue the ALTER PLUGGABLE DATABASE accounts_pdb RESTRICTED command.
D.
Take the USERDATA tablespace offline in ACCOUNTS_PDb.
【多选题】You configured the Flash Recovery Area (FRA) for your database. The database instance is runningin ARCHIVELOG mode. The default location for the archived redo log files is the Flash Recovery Area. Wh...
B.
backups that have become obsolete
C.
copies of the data files and control files
D.
archived redo log files that have multiple copies in a different archive location and not backed up
【判断题】The default mode for opening a file is writing.
【单选题】某企业全年耗用甲材料2 400吨,每次的订货成本为1 600元,每吨材料储存成本12元,则每年最佳订货次数为( )次。