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At present, reduce the threat to internal security of the voice is getting higher and higher, coupled with the U.S. Sarbanes Act (Sarbanes-Oxley), U.S. HIPAA Act (Health Insurance Portability and Accountability Act), Japan’s Personal Information Protection Act, the EU Privacy and Electronic Communications Directive and other laws and regulations and privacy protection of the constant introduction of command to protect data from unauthorized access has become a top priority.The product features a flexible security control can also help customers implement incremental restrictions on data access, even for conventional users can do this. These controls do not affect database performance, no need to change existing applications or the administrator’s day-to-day duties.
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 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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32. Your database instance is running with full workload after database creation. You have decided to use a fixed-size undo tablespace. You want to use the Undo Advisor to estimate the capacity of the undo tablespace.
Which two factors must you consider before using the Undo Advisor to estimate the capacity of the undo tablespace? (Choose two.)
A.the retention period to support flashback
B.the expected length of the longest-running query
C.the number of undo tablespaces in the database
D.the size of the Flash Recovery Area for the database instance
Answer: AB
33. Some non-DBA users in your database have been granted ANY TABLE system privileges and they are able to access data dictionary base tables. You decide to restrict their access to data dictionary objects.
Which method would you adopt to achieve this objective?
A.Revoke the RESOURCE role from the users.
B.Set the value of the OS_ROLES parameter to TRUE.
22. Identify the logical structure that will never have more than one data segment created for it.
A.external table
B.partitioned table
C.partitioned index
D.nonclustered table
E.global temporary table
Answer: D
23. Note the following structures in your database server:
1: Extents
2: OS Blocks
3: Tablespace
4: Segments
5: Oracle Data Block
Which option has the correct arrangement of these structures from the smallest to the largest?
A.2, 5, 1, 4, 3
B.1, 2, 3, 4, 5
C.5, 2, 1, 3, 4
D.2, 1, 5, 4, 3
Answer: A
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20. You have set Tablespace Full Metrics Threshold values for the USERS tablespace as follows:
Warning (%): 90
Critical (%): 95
Which background process is responsible for issuing alerts when the threshold is crossed?
A.System monitor (SMON)
B.Process monitor (PMON)
C.Memory manager process (MMAN)
D.Manageability Monitor process (MMON)
Answer: D
21. Which three statements are true about logical structures of the Oracle database? (Choose three.)
A.Each segment contains one or more extents.
B.Multiple tablespaces can share a single data file.
C.A data block is the smallest unit of input/output (I/O) in data files.
D.It is possible to have tablespaces of different block sizes in a database.
E.Each data block in the database always corresponds to one operating system block.
Answer: ACD
