A.The instance aborts.
B.The database cannot be recovered.
C.The database can be recovered by restoring the control files from the backup.
D.The database remains opened and you have to shut it down with the ABORT option.
E.The database can be restored till the point of the last closed whole database backup.
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A.committing a transaction
B.rolling back a transaction
C.recovering from failed transactions
D.recording a transaction to redo log files
E.rolling forward during instance recovery
A.You have to shut down the database to perform the backups.
B.Archiving information is written to the data files and redo log files.
C.You can perform complete database backups without closing the database.
D.Online redo log files have to be multiplexed before putting the database in ARCHIVELOG mode.
E.All the previous database backups become invalid after you configure the database to ARCHIVELOG mode.
A.current redo log and inactive redo log
B.checkpoint position to end of redo log
C.beginning of redo log to end of redo log
D.all redo logs before the point of last commit
E.beginning of redo log to checkpoint position
A.The user must be granted the database administrator （DBA） privilege.
B.The user must be listed in the password file for the authentication.
C.No special setup is needed for the user to connect as SYSDBA in iSQL*Plus.
D.Set up a user in the Oracle Application Server Containers for J2EE （OC4J） user manager，and grant the webDba role to the user.
A.The backup is similar to image copy.
B.The backup contains all used data blocks.
C.The backup contains only unused data blocks.
D.The backup contains all data blocks changed since the last incremental level 1 backup.
A.displays only the list of default values
B.displays only the list of all basic parameters
C.displays the currently in effect parameter values
D.displays only the list of all advanced parameters
E.displays the list of all the parameter files of a database
A.Indexes and views can be created on temporary tables.
B.Both the data and the structure of temporary tables can be exported.
C.Temporary tables are always created in a user’s temporary tablespace.
D.The data inserted into a temporary table in a session is available to other sessions.
E.Data manipulation language （DML） locks are never acquired on the data of temporary tables.
A.Undo data becomes obsolete after 1，000 seconds.
B.Undo data gets refreshed after every 1，000 seconds.
C.Undo data will be stored permanently after 1，000 seconds.
D.Committed undo data would be retained for 1，000 seconds if free undo space is available.
E.Undo data will be retained in the UNDO tablespace for 1，000 seconds，then it gets moved to the TEMPORARY tablespace to provide read consistency.
A.run Segment Advisor
B.run SQL Tuning Advisor on top SQL statements
C.run the Automatic Workload Repository （AWR） report
D.run the Automatic Database Diagnostic Monitor （ADDM）on top SQL statements
A.Data files and redo log files can be renamed at the MOUNT stage.
B.Control files are read at the OPEN stage for the location of data files.
C.Control files are required to bring the database to the NOMOUNT stage.
D.Data files and redo log files are made available to users at the OPEN stage.
E.Data files and online redo log files are checked for consistency while opening the database
最新试题
Your database is started by using the server parameter file （SPFILE）. You issued this command to change the value of the LOG_BUFFER initialization parameter： ALTER SYSTEM SET LOG_BUFFER=24M SCOPE=BOTH; What would be the outcome of this command？（）
Your database is running under automatic undo management and the UNDO_RETENTION parameter is set to 900 sec. You executed the following command to enable retention guarantee： SQL> ALTER TABLESPACE undotbs1 RETENTION GUARANTEE; What effect would this statement have on the database？（）
According to your backup strategy， you performed an incremental level 0 backup of your database. Which statement regarding this backup is true？（）
A constraint in a table is defined with the INITIALLY IMMEDIATE clause. You executed the ALTER TABLE command with the ENABLE VALIDATE option to enable the constraint that was disabled. What are the two effects of this command？（）
In your database， the STATISTICS_LEVEL initialization parameter is set to BASIC. What is the impact of this setting？（）
User SCOTT executes the following command on the EMP table but has not issued COMMIT， ROLLBACK，or any data definition language （DDL） command： SQL> SELECT job FROM emp 2 WHERE job=’CLERK’ FOR UPDATE OF empno; SCOTT has opened another session to work with the database. Which three operations would wait when issued in SCOTT’s second session？（）
In your database， the Log Writer （LGWR） process is unable to write to a member of a current redo log group due to read/write failure. Which two effects would you see in your database？（）
Your database is in NOARCHIVELOG mode and a logswitch happens every 20 minutes. On Thursday morning， media failure resulted in corruption of a data file belonging to the TOOLS tablespace. Backups are taken on every Sunday.What would you do in this situation？（）
Which statement is true about the loss of systemcritical data files in ARCHIVELOG mode？（）
Which three statements are true regarding the finegrained auditing （FGA）？（）