120M
320M
480M
600M
第1题:
A. Accept the recommended SQL profile.
B.Collect statistics for the related objects.
C. Run the Access Advisor for the SQL statement.
D. Run the Segment Advisor for recommendations.
第2题:
A. The COMMIT order in the captured workload is preserved during replay.
B. The value 100 in the THINK_TIME_SCALE parameter attempts to make the replay client shorten the think time between calls.
C. The value 100 in the CONNECT_TIME_SCALE parameter attempts to connect all sessions as captured.
D. The value 100 in the THINK_TIME_SCALE parameter attempts to match the captured user think time while replaying.
E. The value 100 in the CONNECT_TIME_SCALE parameter attempts to connect all sessions immediately as soon as the replay begins.
第3题:
A. 4
B. 8
C. 7
D. 0
第4题:
A. 90 MB
B. 272 MB
C. 362 MB
D. 1,440 MB
第5题:
A.120M
B.320M
C.480M
D.600M
第6题:
A. The MEMORY_MAX_TARGET parameter is automatically set to 500 MB
B. The value of the MEMORY_MAX_TARGET parameter remains zero till it is changed manually
C. The PGA_AGGREGATE_TARGET and SGA_TARGET parameters are automatically set to zero
D. The lower bounds of PGA_AGGREGATE_TARGET and SGA_TARGET parameters are set to 90 MB and 270 MB, respectively
第7题:
View the Exhibit to examine the parameters set for your database instance.You execute the following command to perform I/O calibration after the declaration of bind variables in the session that are used in the command:Which statement describes the consequence?()
A. The command produces an error.
B. The calibration process runs successfully and populates all the bind variables.
C. The calibration process runs successfully but the latency time is not computed.
D. The calibration process runs successfully but only the latency time is computed.Only users with the SYSDBA privilege can run this procedure. Qualified users must also turn on timed_statistics, and ensure asynch_io is enabled for datafiles.
第8题:
Examine the following commands and their output:SQL> SELECT ename, sal FROM emp WHERE ename=‘JAMES‘; ENAME SAL JAMES 1050QL> UPDATE emp SET sal=sal+sal*1.2 WHERE ename=‘JAMES‘;1 row updated.SQL> SELECT ename, sal FROM emp WHERE ename=‘JAMES‘; ENAME SAL JAMES 2310View the exhibit and examine the Flashback Version Query that was executed after the preceding commands.What could be the possible cause for the query not displaying any row?()
A. Flashback logging is not enabled for the database.
B. The changes made to the table are not committed.
C. Supplemental logging is not enabled for the database.
D. The database is not configured in ARCHIVELOG mode.
第9题:
View the Exhibit exhibit1 to examine the series of SQL commands. View the Exhibit exhibit2 to examine the plans available in the SQL plan baseline. The baseline in the first row of the Exhibit is created when OPTIMIZER_MODE was set to FIRST_ROWS.Which statement is true if the SQL query in exhibit1 is executed again when the valueof OPTIMIZER_MODE is set to FIRST_ROWS?()
A. The optimizer uses a new plan because none of the plans in the exhibit2 are fixed plans.
B. The optimizer uses the plan in the second row of the exhibit2 because it is an accepted plan.
C. The optimizer uses the plan in the first row of the exhibit2 because it is the latest generated plan.
D. The optimizer uses the plan in the first row of the exhibit2 because OPTIMIZER_MODE was set to FIRST_ROW during its creation.
第10题:
Examine the following commands and their output:View the exhibit and examine the Flashback Version Query that was executed after the preceding commands.What could be the possible cause for the query not displaying any row?()
A. Flashback logging is not enabled for the database.
B. The changes made to the table are not committed.
C. Supplemental logging is not enabled for the database.
D. The database is not configured in ARCHIVELOG mode.