1Z0-053單項(xiàng)選擇題每日一練(2019.01.16)

單項(xiàng)選擇題
You have backed up your database twice without connecting to the recovery catalog. What command do you issue to transfer the control-file metadata to the recovery catalog？（）
A. synch catalog
B. resync catalog
C. replicate catalog
D. update catalog
E. restore catalog
單項(xiàng)選擇題
What happens if you shutdown abort ASM instance?（）
A. The RDBMSs connected will shutdown abort too
B. CLUSTER SERVICE will shutdown
C. ASM wil do instance recovery after startup
單項(xiàng)選擇題
Your database interface is running. A user SCOTT starts a SQL *Plus session, and issues the following query:SQL> SELECT * FROM sales;Which process would retrieve the result from the database and return it to the client program?（）
A. User process
B. Server process
C. System Monitor (SMON)
D. Process Monitor (PMON)
E. Checkpoint process (CKPT)
單項(xiàng)選擇題
Given the following steps, which would be the correct order to create a backup of an Oracle database in NOARCHIVELOG mode?（）1.shutdown immediate from RMAN2.Log into RMAN3.startup mount from RMAN4.backup database5.alter database open6.backup database plus archivelog delete input
A.2，3，1，4，5
B.2，1，3，6，5
C.1，3，5，4
D.2，1，3，5，6
E.2，1，3，4，5
單項(xiàng)選擇題
Which command is used to begin a tablespace point-in-time recovery？（）
A. Restore tablespace
B. Recover tablespace
C. Tablespace recover
D. Recover to time
E. recover datafile

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