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Oracle 1z0-062 Dumps PDF
Oracle Database 12c: Installation and Administration- 379 Questions & Answers
- Update Date : June 04, 2026
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Question 1
When is the UNDO_RETENTION parameter value ignored by a transaction?
A. when there are multiple undo tablespaces available in a databaseB. when the data file of the undo tablespace is autoextensible
C. when the undo tablespace is of a fixed size and retention guarantee is not enabled
D. when Flashback Database is enabled
Question 2
Which two services may you see on the My Service Dashboard page? (Choose two.)
A. Network Cloud ServiceB. User Cloud Service
C. Compute Cloud Service
Question 3
You are managing an Oracle Database 12c database. The database is open, and you plan to perform Recovery Manager (RMAN) backups. Which three statements are true about these backups? (Choose three.)
A. The backups would be consistent.B. The backups would be possible only if the database is running in ARCHIVELOG mode.
C. The backups need to be restored and the database has to be recovered in case of a media failure.
D. The backups would be inconsistent.
E. The backups by default consist of all the data blocks within the chosen files or the full database
Question 4
The HR.DEPARTMENTS table is the parent of the HR.EMPLOYEES table. The EMPLOYEES.DEPARTMENT_ID column has a foreign key constraint with the ON DELETE CASCADE option that refers to the DEPARTMENTS.DEPARTMENT_ID column. An index exists on the DEPARTMENTS.DEPARTMENT_ID column. A transaction deletes a primary key in the DEPARTMENTS table, which has child rows in the EMPLOYEES table. Which statement is true?
A. The transaction acquires a table lock only on the DEPARTMENTS table until the transaction is complete.B. The transaction acquires a table lock on the DEPARTMENTS table. This lock enables other sessions to query but not update the DEPARTMENTS table until the transaction on the DEPARTMENTS table is complete.
C. The transaction acquires a table lock on the EMPLOYEES table. This lock enables other sessions to query but not update the EMPLOYEES table until the transaction on the DEPARTMENTS table is complete.
Question 5
Which three statements are true about server-generated alerts? (Choose three.)
A. Server-generated alerts notify administrators of problems that cannot be resolved automaticallyB. Alerts are not issued for locally managed read-only tablespaces.
C. Response actions cannot be specified for server-generated alerts.
D. Stateful alerts can be queried only from the DBA_ALERT_HISTORY view.
E. When an alert is cleared, it is moved to the DBA_ALERT_HISTORY view.