A．吡嗪酰胺 B．链霉素 C．利福平 D．对氨基水杨酸 E．乙胺丁醇

A. ALTER DISKGROUP data CHECK;

B. ALTER DISKGROUP data CHECK DISK;

C. ALTER DISKGROUP data CHECK FILE;

D. ALTER DISKGROUP data CHECK DISK IN FAILURE GROUP 1;

A. when ASM disk goes offline

B. when one or more ASM files are dropped

C. when some disks in a disk group are offline

D. when some disks in a failure group for a disk group are rebalancing

Which are data-control command in the following statements？ ()

① UPDATE

② GRANT

③ INSERT

④ SELECT

⑤ DROP

⑥ ALTER

⑦ REVOKE

⑧ CREATE

⑨ DELETE

A．②,⑦

B．①,③,④,⑨

C．⑤,⑥,⑧

D．②, ⑤,⑥,⑦,⑧

A. None of the data definition language (DDL) statements are logged in the trace file.

B. Only DDL commands that resulted in errors are logged in the alert log file.

C. A new log.xml file that contains the DDL statements is created, and the DDL command details are removed from the alert log file.

D. Only DDL commands that resulted in the creation of new database files are logged.

he hr schema:$ > impdp hr/hr directory = dumpdir dumpfile = hr_new.dmp schemas=hrTRANSFORM=DISABLE_ARCHIVE_LOGGING: YWhich statement is true？（）

A. All database operations performed by the impdp command are logged.

B. Only CREATE INDEX and CREATE TABLE statements generated by the import are logged.

C. Only CREATE TABLE and ALTER TABLE statements generated by the import are logged.

D. None of the operations against the master table used by Oracle Data Pump to coordinate its activities are logged.

wing steps:1.Restore the database datafiles.2.Issue the alter database clear unarchived logfile group 1 command.3.Issue the alter database open command.4.Issue the alter database open resetlogs command.5.Recover the database using point-in-time recovery.6.Issue the Startup Mount command to mount the database.7.Back up the database.Which is the correct order of these steps in this case？（）

A. 1,6,5,4,7

B. 6,5,4

C. 6,2,3,7

D. 1,6,3

E. The database cannot be recovered

A. The shrink operation touches every block in the BOOKING table

B. The high-water mark (HWM) for the BOOKING table is shifted from its original position

C. The progress of the shrink operation is saved in the bitmap blocks of the BOOKING table

D. The data manipulation language (DML) triggers on the BOOKING table are executed because the shrink operation is internally handled by the INSERT/DELETE operation

A. Issue the ALTER DISKGROUP ... ADD DISK command.

B. Issue the ALTER DISKGROUP ... UNDROP DISKS command.

C. Issue the ALTER DISKGROUP ... DROP DISK CANCEL command.

D. Retrieve the disk from the Recycle Bin after the operation completes

Flashback is enabled for your multitenant container database (CDB), which contains two pluggable database (PDBs). A local user was accidently dropped from one of the PDBs.You want to flash back the PDB to the time before the local user was dropped. You connect to the CDB and execute the following commands:SQL > SHUTDOWN IMMEDIATE SQL > STARTUP MOUNT SQL > FLASHBACK DATABASE to TIME TO_DATE (‘08/20/12’ , ‘MM/DD/YY’)”;Examine following commands:1. ALTER PLUGGABLE DATABASE ALL OPEN;2. ALTER DATABASE OPEN;3. ALTER DATABASE OPEN RESETLOGS;Which command or commands should you execute next to allow updates to the flashback back schema？（）

A. Only 1

B. Only 2

C. Only 3

D. 3 and 1

E. 1 and 2

A. Issue the ALTER DISKGROUP ... ADD DISK command.

B. Issue the ALTER DISKGROUP ... UNDROP DISKS command.

C. Issue the ALTER DISKGROUP ... DROP DISK CANCEL command.

D. Retrieve the disk from the Recycle Bin after the operation completes.