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單項(xiàng)選擇題

You want to rebuild a free list in the free lists of the EMPLOYEE table in the Scott schema. Which package will you use to accomplish this？（）

A. DBMS_REPAIR
B. DBMS_SCHDULER
C. DBMS_STATS
D. DBMS_RESOURCE_MANAGER

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單項(xiàng)選擇題

You issue the following statement：
SQL> SELECT FIRSTNAME， LASTNAME FROM HR.EMPLOYEE；
You receive the following error：
01578： ORACLE data block corrupted （file# 6， block # 54）
ORA-01110 ： data file 6： ’u01/oracle/oradata/data1.dbf’
How will you resolve this problem of data block corruption by reducing the mean time to recover （MTTR）？（）

A. by using the DBMS_REPAIR package
B. by using the DBVERIFY utility
C. by using Block Media Recovery
D. by issuing the ANALYZE TABLE HR.EMPLOYEES VALIDATE STRUCTURE command

單項(xiàng)選擇題

The datafiles of your database are ASM files. You are performing a check for datafile block corruption by using the DBVERIFY utility.
What is a prerequisite for checking block corruption on an ASM datafile by using the DBVERIFY utility？（）

A. The block change tracking feature must be enabled.
B. OMF must be configured on your database.
C. The database must be in ARCHIVELOG mode.
D. A USERID must be supplied.

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You want to rebuild a free list in the free lists of the EMPLOYEE table in the Scott schema. Which package will you use to accomplish this？（）

你可能感興趣的試題

The datafiles of your database are ASM files. You are performing a check for datafile block corruption by using the DBVERIFY utility. What is a prerequisite for checking block corruption on an ASM datafile by using the DBVERIFY utility？（）

You want to rebuild a free list in the free lists of the EMPLOYEE table in the Scott schema. Which package will you use to accomplish this？（）

The datafiles of your database are ASM files. You are performing a check for datafile block corruption by using the DBVERIFY utility.
What is a prerequisite for checking block corruption on an ASM datafile by using the DBVERIFY utility？（）