The 11g Certification details are researched and produced by our Professional Certification Experts who are constantly using industry experience to produce precise, and logical. You may get “1Z1-052 exam” questions from different websites or books, but logic is the key. Our Product will help you not only pass in the first Oracle Database 11g: Administrator I exam try, but also save your valuable time.48. The job to gather optimizer statistics for objects runs as part of the automatic maintenance window in your database instance. At a certain point of time, the maintenance window closes before the statistics are gathered for all objects.
Which statement is true in this scenario?
A.The statistics collection continues until all objects are processed.
B.The job is terminated and the statistics collected are restored to a time before the job started.
C.This produces an error and the statistics collected are locked until the next time that the maintenance window is opened.
D.The job is terminated and the statistics for the remaining objects are collected the next time that the maintenance window is opened.
Answer: D
49. View the Exhibit to examine the output of the DBA_OUTSTANDING_ALERTS view.
After 30 minutes, you executed the following command:
SQL> SELECT reason,metric_value FROM dba_outstanding_alerts;
REASON METRIC_VALUE
—————————— ————
Tablespace [TEST] is [28 perce 28.125
nt] full
What could be the reason for the elimination of the other rows in the output?
A.An Automatic Workload Repository snapshot has been taken recently.
B.The non-threshold-based alerts are transferred to DBA_ALERT_HISTORY.
C.The threshold alerts conditions are cleared and the alerts are transferred to DBA_ALERT_HISTORY.
D.The threshold alerts related to database metrics are permanently stored in DBA_ALERT_HISTORY but not the threshold alerts related to instance metrics.
Answer: C
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Killtest Practice Exams for 1Z0-052 are written to the highest standards of technical accuracy, provided by our certified subject matter experts and published authors for development.48. The job to gather optimizer statistics for objects runs as part of the automatic maintenance window in your database instance. At a certain point of time, the maintenance window closes before the statistics are gathered for all objects.
Which statement is true in this scenario?
A.The statistics collection continues until all objects are processed.
B.The job is terminated and the statistics collected are restored to a time before the job started.
C.This produces an error and the statistics collected are locked until the next time that the maintenance window is opened.
D.The job is terminated and the statistics for the remaining objects are collected the next time that the maintenance window is opened.
Answer: D
49. View the Exhibit to examine the output of the DBA_OUTSTANDING_ALERTS view.
After 30 minutes, you executed the following command:
SQL> SELECT reason,metric_value FROM dba_outstanding_alerts;
REASON METRIC_VALUE
—————————— ————
Tablespace [TEST] is [28 perce 28.125
nt] full
What could be the reason for the elimination of the other rows in the output?
A.An Automatic Workload Repository snapshot has been taken recently.
B.The non-threshold-based alerts are transferred to DBA_ALERT_HISTORY.
C.The threshold alerts conditions are cleared and the alerts are transferred to DBA_ALERT_HISTORY.
D.The threshold alerts related to database metrics are permanently stored in DBA_ALERT_HISTORY but not the threshold alerts related to instance metrics.
Answer: C
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We guarantee your success in the first attempt. If you do not pass the 11g “1Z0-052″ (Oracle Database 11g: Administrator I : 1z1-052 Exam) on your first attempt, send us the official result. We will give you a FULLY REFUND of your purchasing fee OR send you another same value product for free.
46. Which two statements are true about the Automatic Database Diagnostic Monitor (ADDM)? (Choose two.)
A.The ADDM requires at least four AWR snapshots for analysis.
B.The ADDM runs after each AWR snapshot is collected automatically by MMON.
C.The results of the ADDM analysis are stored in the Automatic Workload Repository (AWR).
D.The ADDM analysis provides only diagnostic information but does not provide recommendations.
E.The ADDM calls other advisors if required, but does not provide recommendations about the advisors.
Answer: BC
47. Your database instance is functional for the past one month. The Automatic Workload Repository (AWR) snapshot retention is set to 7 and the STATISTICS_LEVEL initialization parameter is set to TYPICAL.
You receive a complaint about the poor performance of the database between 7 PM and 9 PM of the previous day.
Choose two actions any of which can be referred to first to diagnose the problem. (Choose two.)
A.Use the Active Session History report.
B.Use the AWR Compare Periods report.
C.Use an ADDM analysis between 7 PM and 9 PM of the previous day.
D.Use the AWR Compare Period report between 7 PM and 9 PM of the previous day.
Answer: BC
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44. Your database is functional with a peak load for the last one hour. You want to preserve the performance statistics collected during this period to be used for comparison when you analyze the performance of the database in the future.
What action would you take to achieve this task?
A.Insert finding directives for ADDM tasks in the future.
B.Create a baseline on a pair of snapshots spanning the peak-load period.
C.Decrease the snapshot interval in the AWR to collect more snapshots during the peak-load period.
D.Set the snapshot retention period in the Automatic Workload Repository (AWR) to zero to avoid automatic purging of snapshots.
Answer: B
45. Which statement is true about the Manageability Monitor (MMON) background process?
A.It transfers statistics from memory to disk at regular intervals.
B.It coordinates the rebalance activity for disk groups when ASM is used.
C.It communicates with the Automatic Storage Management (ASM) instance on behalf of the database instance.
D.It performs dynamic memory management when Automatic Shared Memory Management is enabled for the database instance.
Answer: A
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SQL> DBMS_STATS.SET_TABLE_PREFS(‘SH’, ‘CUSTOMERS’, ‘PUBLISH’, ‘false’);
Which statement describes the effect of the above command?
A.Automatic statistics collection is stopped for the CUSTOMERS table.
B.Statistics for the CUSTOMERS table are locked and cannot be overwritten.
C.Existing statistics for the CUSTOMERS table become unusable for the query optimizer.
D.Subsequently, statistics gathered on the CUSTOMERS table are stored as pending statistics.
Answer: D
43. In your database instance, the STATISTICS_LEVEL initialization parameter is set to BASIC. What is the impact of this setting?
A.Optimizer statistics are collected automatically.
B.Only timed operating system (OS) statistics and plan execution statistics are collected.
C.The snapshots for the Automatic Workload Repository (AWR) are not generated automatically.
D.Snapshots cannot be collected manually by using the DBMS_WORKLOAD_REPOSITORY package.
E.The Oracle server dynamically generates the necessary statistics on tables as part of query optimization.
Answer: C
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Killtest Practice Exams for 1Z1-052 are written to the highest standards of technical accuracy, provided by our certified subject matter experts and published authors for development.40. You have statistics collected for some selected tables. Your requirement is that the statistics for the tables and all dependent indexes must not be overwritten by further statistics collection until a certain point of time.
How would you achieve this?
A.Lock statistics for the tables.
B.Change STALE_PERCENT to zero for the tables.
C.Set the TIMED_STATISTICS parameter to TRUE.
D.Set the STATISTICS_LEVEL parameter to BASIC.
E.Set the OPTIMIZER_USE_PENDING parameter statistics to TRUE.
Answer: A
41. You have recently collected statistics on certain objects of a schema in your database. But you observe suboptimal execution plans for the queries on these objects after two days of statistics collection. The optimizer statistics retention period is set to its default value.
Which action would help to use the previous set of statistics on the objects?
A.Restore statistics from statistics history.
B.Reduce the optimizer statistics retention period by 2 days.
C.Set the OPTIMIZER_PENDING_STATISTICS parameter to TRUE.
D.Reduce the Automatic Workload Repository (AWR) retention period by 2 days.
Answer: A
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