單項(xiàng)選擇題

This is the online redo log files and the control file configurations：

Based on these configurations， which statement is true？（）

A. Both the control files and the online redo log files are configured properly.
B. The control files are configured properly， but the online redo log files are not configured properly.
C. The online redo log files are configured properly， but the control files are not configured properly.
D. Neither the control files nor the online redo log files are configured properly.

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單項(xiàng)選擇題

You are maintaining your OLTP database in Oracle10g. While observing the performance of the database， you find that the log switch occurs more than once for every 20 minutes， affecting the database performance. Which factor is responsible for frequent log switches？（）

A.the value of the UNDO_RETENTION initialization parameter
B.the value of the optimal redo log file size provided by the Redo Logfile Size Advisor
C.the online redo log files size
D.the number of redo log members in a group

單項(xiàng)選擇題

You are maintaining your database in Oracle10g. You have set the value of the STATISTICS_LEVEL initialization parameter to TYPICAL and the value of the FAST_START_MTTR_TARGET parameter to 900 seconds. To increase the performance of the database， you want to determine the optimal size of the online redo log files. Which tool enables you to determine the optimal size of the online redo log files？（）

A. Oracle Enterprise Manager
B. The V$LOG view
C. The V$LOGFILE view
D. The V$FLASHBACK_DATABASE_LOGS view

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This is the online redo log files and the control file configurations： Based on these configurations， which statement is true？（）

你可能感興趣的試題

You are maintaining your OLTP database in Oracle10g. While observing the performance of the database， you find that the log switch occurs more than once for every 20 minutes， affecting the database performance. Which factor is responsible for frequent log switches？（）

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This is the online redo log files and the control file configurations：

Based on these configurations， which statement is true？（）

You are maintaining your OLTP database in Oracle10g. While observing the performance of the database， you find that the log switch occurs more than once for every 20 minutes， affecting the database performance. Which factor is responsible for frequent log switches？（）