A. setenv ORA_SDTZ ’DB_TZ’
B. setenv ORA_SDTZ ’+10:00’
C. setenv ORA_SDTZ ’OS-TZ’
D. setenv ORA_SDTZ ’Europe/London’
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A. FRENCH_AI
B. FRENCH_CI
C. AI_FRENCH
D. CI_FRENCH
You created the ORDERS table in your database by using the following code:
SQL> CREATE TABLE ORDERS (ORDER_DATE TIMESTAMP(0) WITH TIME ZONE);
Then, you inserted data in the ORDERS table and saved it by issuing the following statements:SQL> INSERT INTO ORDERS VALUES(’18-AUG-00 10:26:44 PM America/New_York’);
SQL> INSERT INTO ORDERS VALUES(’23-AUG-02 12:46:34 PM America/New_York’);
SQL> COMMIT;
Next, you issued the following statement to change the time zone for the database:
SQL> ALTER DATABASE SET TIME_ZONE=’Europe/London’;
What will be the result of executing the above statement?()
A. The statement will fail.
B. The statement will be executed successfully, and the new time zone will be set for the database.
C. The statement will be executed successfully, but the new time zone will be set for the current session.
D.The statement will be executed successfully, but the new time zone will neither be set for the database nor for a specific session.
A. ALTER SYSTEM KILL SESSION
B. ALTER SYSTEM DISCONNECT SESSION
C. ALTER SYSTEM QUIESCE RESTRICTED
D. ALTER SYSTEM ENABLE RESTRICTED SESSION
A. If the SHUTDOWN IMMEDIATE command is issued to the ASM instance, the ASM instance immediately shuts down.
B. If the SHUTDOWN ABORT command is issued to the ASM instance, the ASM instance will shut down all the database instances and then shut down immediately.
C. If the SHUTDOWN NORMAL command is issued to the ASM instance, before shutting down, the ASM instance waits for the dependent database instances to shut down.
D. If the SHUTDOWN TRANSACTIONAL command is issued to the ASM instance, the ASM instance passes the same SHUTDOWN command to the dependent database instances, but does not wait for any active transactions to complete before it shuts down.
A. INSTANCE_TYPE
B. DB_UNIQUE_NAME
C. ASM_DISKSTRING
D. ASM_POWER_LIMIT
A. You can use the operating system utility to migrate from non-ASM disk storage to ASM disk storage.
B. You cannot perform a database backup from non-ASM disk storage to tape and then move it to ASM disk storage.
C. You can use the SWITCH DATABASE TO COPY Recovery Manager (RMAN) command to switch back to non-ASM disk storage if you have not deleted your original datafiles.
D. You cannot use Recovery Manager (RMAN) to migrate from non-ASM disk storage to ASM disk storage if you are not using RMAN for your backup and recovery strategies.
You execute the following command to start an Automatic Storage Management (ASM) instance: SQL>STARTUP;
In which of the following modes will the ASM instance start?()
A. OPEN
B. MOUNT
C. NORMAL
D. NOMOUNT
A. BACKUP AS BACKUPSET
B. BACKUP AS COPY
C. BACKUP AS COMPRESSED BACKUPSET
D. BACKUP INCREMENTAL LEVEL n CUMULATIVE
You have configured the ASM instance for the PROD database of iPod Corporation. You have specified the following parameter values in the initialization parameter file:
DB_CREATE_FILE_DEST=’devices/grp1/P’
DB_CREATE_ONLINE_LOG_DEST_1=’devices/d_grp2/Q’
DB_CREATE_ONLINE_LOG_DEST_2=’devices/d_grp3/R’
BACKGROUND_DUMP_DEST=’devices/d_grp1/S’
You have added a new redo log group that contains two redo log members. Where are the redo log members stored?()
A. Both the members will be stored in the ’devices/grp1/P’ directory.
B. Both the members will be stored in the ’devices/d_grp2/Q’ directory.
C. Both the members will be stored in the ’devices/d_grp3/R’ directory.
D. One member will be stored in the ’devices/d_grp2/Q’ directory and the other in the ’devices/d_grp3/R’ directory.
A. incomplete names
B. incomplete names with templates
C. alias with template names
D. numeric names
最新试题
You lost the PRODSTD tablespace, which was read/write. The tablespace was readonly when the last backup was performed. How would you recover the tablespace?()
You enabled the flashback logging feature, but you have not specified the location of the flash recovery area. Which location would be used as the default location for the flash recovery area?()
You configured the flash recovery area in the database. Which two files would you expect to find in the flash recovery area? ()
In your database, all the tablespaces are locally managed. You started Recovery Manager (RMAN) using recovery catalog and restored the control file by using the following command: RMAN> RESTORE CONTROLFILE; Which two operations do you need to perform after restoring the control file from backup?()
Your database operates in ARCHIVELOG mode and usermanaged consistent backups are performed every Sunday night. On Tuesday, at 9:00 a.m. the current log sequence number was 369. Also, on Tuesday you lost the data file belonging to the SYSTEM tablespace and an archivelog file (sequence number 356) that contained redo entries between 8:00 a.m. and 8:30 a.m. With reference to this scenario, what would you do to recover the database?()
You disabled the Flashback Database feature by using the following command: SQL> ALTER DATABASE FLASHBACK OFF; What would be the effect of this command on the existing flashback logs?()
The current time is 12:00 noon. You want to recover the USERS tablespace from a failure that occurred at 11:50 a.m. You discover that the only member of an unarchived redo log group containing information from 11:40 a.m. onwards is corrupt. With reference to this scenario, if you are not using Recovery Manager (RMAN), which recovery method would you use?()
One of the tablespaces is readonly in your database. The loss of all control files forced you to recreate the control file. Which operation do you need to perform after recreating the control file and opening the database?()
You used the following command in Recovery Manager (RMAN) as part of the recovery process: RESTORE CONTROLFILE FROM AUTOBACKUP; How does RMAN find the control file autobackup?()
You have a readonly tablespace on readonly media. You want to perform a media recovery on the existing data files, but using a backup control file. The backup control file indicates that the status of the readonly tablespace was read/write when the control file was backed up. What should you consider?()