你可能感興趣的試題

You want to check all the data blocks being written to the datafiles by analyzing the data on each block every time the DBWn process writes.
Which action will you perform to check the data blocks？（）

A. Set the value of the DB_BLOCK_CHECKING initialization parameter to TRUE
B. Use the ANALYZE utility.
C. Use the DBVERIFY utility.
D. Use the DBMS_REPAIR package.

單項(xiàng)選擇題

William specified the following initialization parameter settings in the pfile：
BACKGROUND_DUMP_DEST = ’u01\oradata\dir_A’
USER_DUMP_DEST = ’u01\oradata\dir_B’
DB_CREATE_FILE_DEST = ’u01\oradata\dir_C’
DB_CREATE_ONLINE_LOG_DEST_n = ’u01\oradata\dir_D’
William enabled the change-tracking feature because he does not want to scan the entire datafile during backup. What is the default storage location for the change tracking file？（）

A. ’u01\oradata\dir_A’
B. ’u01\oradata\dir_B’
C. ’u01\oradata\dir_C’
D. ’u01\oradata\dir_D’

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You create a table in your database that contains 50，000 rows approximately. The queries performed on the table are complex and performed on the table frequently. Which advisor helps you achieve the best performance of database for queries by recommending the appropriate indexes？（）

你可能感興趣的試題

You want to check all the data blocks being written to the datafiles by analyzing the data on each block every time the DBWn process writes. Which action will you perform to check the data blocks？（）

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You create a table in your database that contains 50，000 rows approximately. The queries performed on the table are complex and performed on the table frequently. Which advisor helps you achieve the best performance of database for queries by recommending the appropriate indexes？（）

You want to check all the data blocks being written to the datafiles by analyzing the data on each block every time the DBWn process writes.
Which action will you perform to check the data blocks？（）