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Oracle Database 11g: Administration I Certification Exam

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Oracle 1Z0-052 Free Practice Questions

Q1. Which two kinds of failures make the Data Recovery Advisor (DRA) generate a manual checklist? (Choose two.)

A. Failure when no standby database is configured

B. Failure because a data file is renamed accidentally

C. Failure that requires no archive logs to be applied for recovery

D. Failure due to loss of connectivity-for example, an unplugged disk cable

Answer: BD

Q2. You are managing an Oracle Database 11g database running in ARCHIVELOG mode. The Flash Recovery Area is specified as the destination for the archived redo log files. You notice this warning in the alert log file:

ORA19815: WARNING: db_recovery_file_dest_size of 3221225472 bytes is 100.00% used, and has 0 remaining bytes available.

What would you do to reclaim the used space in the Flash Recovery Area? (Choose two.)

A. Back up the Flash Recovery Area.

B. Decrease the retention time for the database backup and flashback log files.

C. Manually delete all the archived log files from the Flash Recovery Area by using operating system (OS) commands.

D. Manually delete all the expired backup sets from the Flash Recovery Area by using operating system (OS) commands.

Answer: AB

Q3. Note the following points describing various utilities in Oracle Database 11g:

Which point describes the Oracle Data Pump utility?

1. It enables the transfer of data from one database to another

2. It provides a complete solution for the backup, restoration and recovery needs of the entire database

3. It enables the loading of data from an external file into tables of an Oracle Database

4. It provides a tape backup management for the Oracle ecosystem

A. 1

B. 2

C. 3

D. 4

E. 1 and 3

F. 1, 2, 3 and 4

Answer: A

Q4. Which statements are true regarding the creation of an incident package file by using the EM Workbench Support? (Choose all that apply.)

A. You can add SQL test cases to the incident package.

B. You can add or remove the trace files to the package.

C. You cannot create an incremental incident package when the physical files are purged from the ADR.

D. You can create the incremental incident package ZIP file for new or modified diagnostic information for the incident package already created.

Answer: ABD

Q5. Examine the following output:

Which two statements about the above index are true? (Choose two.)

A. It is ignored by the query optimizer.

B. It is not used while the index is being rebuilt.

C. The index cannot be rebuilt, and has to be re-created.

D. The index is automatically rebuilt when used the next time.

Answer: AB

Q6. View the Exhibit and examine the initialization parameter settings.

Which three initialization parameters are to be set manually as they are not automatically tuned? (Choose three.)

A. LOG_BUFFER

B. SORT_AREA_SIZE

C. JAVA_POOL_SIZE

D. STREAMS_POOL_SIZE

E. DB_16K_CACHE_SIZE

F. DB_KEEP_CACHE_SIZE

Answer: AEF

Q7. Which two statements are true about alerts? (Choose two.)

A. Clearing an alert sends the alert to the alert history

B. Response actions cannot be specified with server-generated alerts

C. The nonthreshold alerts appear in the DBA_OUTSTANDING_ALERTS view

D. Server-generated alerts notify the problems that cannot be resolved automatically and require administrators to be notified

Answer: AD

Q8. Which two statements are true regarding a PL/SQL package body? (Choose two.)

A. It cannot be created without a package specification.

B. It cannot invoke subprograms defined in other packages.

C. It can contain only the subprograms defined in the package specification.

D. It can be changed and recompiled without making the package specification invalid.

Answer: AD

Q9. You plan to move data from a flat file to a table in your database. You decide to use SQL*Loader direct path load method to perform this task. The table in which you plan to load data in an important table having various integrity constraint defined on it.

Which constraints will remain enabled by default during this operation? (Choose all that apply.)

A. CHECK

B. UNIQUE

C. NOT NULL

D. PRIMARY KEY

E. FOREIGN KEY

Answer: BCD

Q10. You have two tables with referential integrity enforced between them. You need to insert data to the child table first because it is going to be a long transaction and data for the parent table will be available in a later stage, which can be inserted as part of the same transaction.

View the Exhibit to examine the commands used to create tables.

Which action would you take to delay the referential integrity checking until the end of the transaction?

Exhibit:

A. Set the constraint to deferred before starting the transaction

B. Alter the constraint to NOVALIDATE state before starting the transaction

C. Enable the resumable mode for the session before starting the transaction

D. Set the COMMIT_WAIT parameter to FORCE_WAIT for the session before starting the transaction

Answer: A

Q11. Note the following functionalities of various background processes:

1. Record the checkpoint information in data file headers.

2. Perform recovery at instance startup.

3. Cleanup unused temporary segments.

4. Free the resources used by a user process when it fails.

5. Dynamically register database services with listeners.

6. Monitor sessions for idle session timeout.

Which option has the correct functionalities listed for a background process?

A. Archiver Process (ARCn): 1, 2, 5

B. System Monitor Process (SMON): 1, 4, 5

C. Process Monitor Process (PMON): 4, 5, 6

D. Database Writer Process (DBWn): 1, 3, 4

Answer: C

Q12. Examine the following steps performed on a database instance:

1. The DBA grants the CREATE TABLE system privilege to the SKD user with ADMIN OPTION

2. The SKD user creates a table

3. The SKD user grants the CREATE TABLE system privilege to the HR user

4. The HR user creates a table

5. The DBA revokes the CREATE TABLE system privilege from SKD

Which statement is true after step 5 is performed?

A. The table created by SKD is not accessible and SKD cannot create new tables

B. The tables created by SKD and HR remain, but both cannot create new tables

C. The table created by HR remains and HR still has the CREATE TABLE system privilege

D. The table created by HR remains and HR can grant the CREATE TABLE system privilege to other users

Answer: C

Q13. For which database operation would you need the database to be in the MOUNT state?

A. Renaming the control files

B. Re-creating the control files

C. Dropping a user in your database

D. Dropping a tablespace in your database

E. Configuring the database instance to operate in the ARCHIVELOG or NOARCHIVELOG modes

Answer: E

Q14. Your database is in shutdown state. What will happend if you issue next command:

SQL> startup

A. instance will started

B. instance started and DB is mounted

C. instance started, DB opened and finally mounted

D. instance started, DB mounted and finally opened

Answer: D

Q15. Which three operations require undo data? (Choose three.)

A. Committing a transaction

B. Flashing back a transaction

C. Recovering a failed transaction

D. Running a read-consistent query

E. Changing a tablespace status from READ ONLY to READ WRITE

Answer: BCD

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