Exam Code: 1z0 052 dumps (Practice Exam Latest Test Questions VCE PDF)
Exam Name: Oracle Database 11g: Administration I
Certification Provider: Oracle
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Q41. User A executes the following command to drop a large table in your database:

SQL> DROP TABLE trans;

While the drop table operation is in progress; user B executes the following command on the same table;

SQL> DELETE FROM trans WHERE tr_type='SL'

Which statement is true regarding the DELETE command?

A. It fails to delete the records because the records are locked in the SHARE mode

B. It deletes the rows successfully because the table is locked in the SHARE mod

C. It fails to delete the records because the table is locked in EXCLUSIVE mode

D. It deletes the rows successfully because the table is locked in SHARE ROW EXCLUSIVE mode

Answer: C


Q42. The instance abnormally terminates because of a power outage.

Which statement is true about redo log files during instance recovery?

A. Inactive and current redo log files are required to accomplish recovery

B. Online and archived redo files are required to accomplish instance recovery

C. All redo log entries after the last checkpoint are applied from redo log files to data files

D. All redo log entries recorded in the current log file until the checkpoint position are applied to data files

Answer: C


Q43. In which situation may the UNDO_RETENTION parameter be ignored, even if it is set to a value?

A. When the data file of the undo tablespace is autoextensible

B. When there are more than one undo tablespace available in the database

C. When the undo tablespace is of a fixed size and retention guarantee is not enabled

D. When the undo tablespace is autoextensible and retention guarantee is not enabled

Answer: C


Q44. Observe the information in the columns:

Which option has the correct match between the memory areas and their contents?

A. 1-c, 2-b, 3-d, 4-a

B. 1-b, 2-c, 3-d, 4-a

C. 1-a, 2-b, 3-c, 4-d

D. 1-a, 2-b, 3-d, 4-c

Answer: C


Q45. The user HR owns the EMP table. The user HR grants privileges to the user SCOTT by using this command:

Which statement is true after HR issues the REVOKE command?

A. The command fails because SCOTT still has privileges.

B. The command succeeds and privileges are revoked from JIM.

C. The command fails because HR cannot revoke the privileges from JIM.

D. The command succeeds and only HR has the privilege to perform the SELECT, INSERT, and UPDATE operations on the EMP table.

Answer: C


Q46. View the Exhibit.

You want to create a tablespace to contain objects with block size 16 KB. But while configuring the storage you find that the block size that you can provide is only 8 KB.

Which configuration could have enabled the block selection of 16 KB?

A. Choosing the extent allocation type to uniform

B. Choosing the Segment Space Management option to manual

C. Setting autoextension on for the data file mentioned for the tablespace

D. Setting the DB_16K_CACHE_SIZE parameter for the database instance to a nonzero value

Answer: D


Q47. 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 peakload period.

D. Set the snapshot retention period in the Automatic Workload Repository (AWR) to zero to avoid automatic purging of snapshots.

Answer: B


Q48. Which two operations can be performed on an external table? (Choose two.)

A. Create a view on the table

B. Create an index on the table

C. Create a synonym on the table

D. Add a virtual column to the table

E. Update the table using the UPDATE statement

F. Delete rows in the table using the DELETE command

Answer: AC


Q49. You want to configure and schedule offline database backups to run automatically.

Which tool or utility would you use to achieve this?

A. The XML script

B. The PL/SQL script

C. The DBMS_SCHEDULER package

D. Enterprise Manager to schedule the backup

Answer: D


Q50. In a new installation of Oracle Database 11g, you perform these activities:

1. Organize software and data on different subdirectories to avoid poor performance.

2. Use consistent naming conventions for database files.

3. Separate administrative information pertaining to the database in different directories.

Which option corresponds to the type of activities you performed?

A. Oracle Managed Files

B. Oracle Grid Architecture

C. Optimal Flexible Architecture

D. Oracle database architecture

E. Automatic Storage Management

Answer: C