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QUESTION 273
SMD is a smallfile locally managed tablespace with manual segment space management.
The SH user receives the following error while inserting data into the sales table:
Which three actions can be taken to enable the user to insert data? (Choose three.)
A. altering the data file associated with the SMD tablespace to grow automatically
B. adding a data file to the SMD tablespace, provided the tablespace has not reached its maximum number of file
C. changing segment space management for the SMD tablespace to automatic
D. resizing the data file associated with the SMD tablespace to make it larger, provided all data files have not yet reached their maximum size
E. increasing the space quota on the SMD tablespace for the SH user, provided the files have not yet reached their maximum size
Answer: CDE
QUESTION 274
In your database instance, the UNDO_RETENTION parameter is set to 1000 and undo retention is not guaranteed for the fixed size undo tablespace.
Which statement is true about undo retention?
A. Undo is retained in the UNDO tablespace for 1000 seconds, and then moved to the SYSTEM tablespace to provide read consistency.
B. Inactive undo is retained for at least 1000 seconds if free undo space is available.
C. Inactive undo is retained for 1000 seconds even if new transactions fall due to lack of space in the undo tablespace.
D. Undo becomes expired obsolete after 1000 seconds.
Answer: A
Explanation:
https://docs.oracle.com/cd/B19306_01/server.102/b14231/undo.htm
QUESTION 275
Which two files must you copy from the Oracle home of the database that is being upgraded to the new Oracle home for Oracle Database 12c? (Choose three.)
A. the tnsnames.ora file
B. the sqlnet.ora file
C. the initialization parameter file
D. the password file
E. the listener.ora file
Answer: ABE
Explanation:
https://docs.oracle.com/cd/E11882_01/server.112/e23633/afterup.htm#UPGRD52747
QUESTION 276
In your Oracle 12c database, you invoke SQL *Loader Express Mode command to load data:
$> sqlldr hr/hr table=employees
Which two statements are true about this command? (Choose two.)
A. It succeeds and creates the EMPLOYEES table in the HR schema if the table does not exist.
B. It fails because the SQL *Loader control file location is not specified.
C. It fails because the SQL *Loader data file location is not specified.
D. It succeeds with default settings if the EMPLOYEES table belonging to the HR schema is already defined in the database.
E. It succeeds even if the HR user does not have the CREATE DIRECTORY privilege.
Answer: DE
QUESTION 277
Backup requirements for a database:
* Level 0 backup on Sunday
* Cumulative incremental level 1 backup on Monday, Wednesday, and Saturday
* Differential incremental level 1 backup on Tuesday, Thursday, and Friday
Which three statements are true about the strategy? (Choose three.)
A. Level 0 backup on Sunday contains all the blocks that have been formatted.
B. Level 0 backup on Sunday contains all the blocks that have been changed since the last level 1 backup.
C. Level 1 backup on Tuesday, Thursday, and Friday contains all the blocks that have been changed since the last level 1 backup.
D. Level 1 backup on Monday, Wednesday, and Saturday contains all the blocks that have been changed since the last level 0 backup.
E. Level 1 backup on Tuesday, Thursday, and Friday contains all the blocks that have been changed since the last level 0 backup.
Answer: BDE
QUESTION 278
When is the UNDO_RETENTION parameter value ignored by a transaction?
A. when there are multiple undo tablespaces available in a database
B. 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
Answer: C
Explanation:
https://docs.oracle.com/cd/B19306_01/server.102/b14231/undo.htm (undo retention)
QUESTION 279
Which two statements are true about the Database Configuration Assistant (DBCA)? (Choose two.)
A. It can be used to create a database template from an existing database.
B. It can be used to add a new tablespace.
C. It can generate SQL database creation scripts.
D. It can be used to copy an existing Oracle database to a new host and apply any patches necessary in the new host.
E. It can configure Automatic Storage Management (ASM) diskgroups.
Answer: AE
Explanation:
https://docs.oracle.com/cd/E17559_01/em.111/e16599/ appdx_creating_db_templates.htm#CJACEDCD
QUESTION 280
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.
Answer: BDE
Explanation:
https://docs.oracle.com/cd/E18283_01/server.112/e10897/backrest.htm#insertedID4
QUESTION 281
Which three tools or tasks are run by default as part automated maintenance tasks? (Choose three.)
A. Automatic Database Diagnostic Monitor
B. optimizer statistics gathering
C. SQL Access Advisor
D. Segment Advisor
E. Automatic SQL Tuning Advisor
Answer: CDE
Explanation:
https://docs.oracle.com/database/121/ADMIN/tasks.htm#ADMIN11836
QUESTION 282
You plan to upgrade your Oracle Database 9i to Oracle Database 12c.
Which two methods can you use? (Choose two.)
A. Perform a rolling upgrade.
B. Perform a direct upgrade by running the Database Upgrade Assistant (DBUA).
C. Perform a direct upgrade by manually running the catctl.pl and catupgrd.sql scripts before issuing the STARTUPUPGRADE command.
D. Install the Oracle Database 12c software, create a new Oracle 12c database, and then use the Oracle Data Pump to import data from the source Oracle 9i database to the target Oracle 12c database.
E. Upgrade your current database to Oracle Database release 10.2.0.5, and then upgrade to Oracle Database 12c.
Answer: CD
QUESTION 283
Examine the following command:
SQL> DBMS_STATS. SET_TABLE_PREFS (‘SH’, ‘CUSTOMERS’, ‘PUBLISH’, ‘false’);
What is the effect of executing this command?
A. Existing statistics for the CUSTOMERS table become unusable for the query optimizer.
B. Automatic statistics collection is stopped for the CUSTOMERS table.
C. Statistics for the CUSTOMERS table are locked and cannot be overwritten.
D. Statistics subsequently gathered on the CUSTOMERS table are stored as pending statistics.
Answer: D
QUESTION 284
Which four statements are true about the components of the Oracle Scheduler? (Choose four.)
A. A schedule can be specified to a single job only.
B. A scheduler job can point to a chain instead of pointing to a single program object.
C. A job may get started automatically when a window opens.
D. A program and job can be specified as part of a schedule definition.
E. A job is specified as part of a program specification.
F. A program can be used in the definition of multiple jobs.
G. A program and schedule can be specified as part of a job definition.
Answer: BCFG
Explanation:
https://docs.oracle.com/cd/B19306_01/server.102/b14231/schedover.htm
QUESTION 285
Which three statements are true about checkpointing? (Choose three.)
A. It prompts the Checkpoint (CKPT) process to write data to the data files and redo information to the online redo log files.
B. It ensures that all dirty buffers are written to data files during consistent shutdown.
C. It reduces the time required for recovery in case of an instance failure.
D. Frequent thread checkpoints can degrade database performance.
E. It prompts the Database Writer (DBWn) process to write checkpoint information into data file headers and the control file.
Answer: BCE
Explanation:
https://docs.oracle.com/cd/E11882_01/server.112/e40540/startup.htm#CNCPT89043
QUESTION 286
Your database instance has Automatic Memory Management enabled and supports shared server connections.
Examine the following:
1. Parallel execution messages and control structures
2. Local variables for a process
3. Security and resource usage information
4. Runtime memory values, such as rows retrieved for a SQL statement using a serial execution plan
5. SQL execution work areas
Which option indicates what is allocated from the large pool in this instance?
A. only 1
B. 1, 2, and 5
C. 1, 2, 3, and 5
D. 1, 2, and 4
Answer: D
QUESTION 287
You install Oracle Grid Infrastructure for a standalone server.
Which two components are automatically included in the Oracle Restart configuration? (Choose two.)
A. A pre-existing Oracle Net Listener
B. Oracle Notification services
C. A pre-existing database
D. A pre-existing Oracle management agent
E. Oracle CSSD service
Answer: BC
Explanation:
https://docs.oracle.com/database/121/LADBI/oraclerestart.htm#LADBI999
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