Every Sunday the Unix system administrator has a job that executes a full backup of the entire Unix system your database is on. Is this backup usable for backup and recovery of your database?()
第1题:
Every Sunday, consistent backups are performed on your database. Because of a user error, you performed an incomplete recovery on Tuesday and opened the database with the RESETLOGS option. A user error occurs again on Thursday, which necessitates an incomplete recovery. Sunday’s backup is the most recent backup available. What would you do in this scenario?()
第2题:
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?()
第3题:
You want to make sure that your database backup does not exceed 10 hours in length. What command would you issue that would meet this condition?()
第4题:
You are maintaining your database in Oracle10g. You are not using the recovery catalog to maintain the backup information of your database. Which file can be used as a repository to store information regarding the RMAN backup?()
第5题:
Your database is functioning in NOARCHIVELOG mode. Your database contains 15 tablespaces. You want to use Recovery Manager (RMAN) to perform backups. Which two backups would you be able to perform when the database is being accessed by users?()
第6题:
Your PROD database has been started using the server parameter file. In your PROD database you are using RMAN for backup and recovery operations. You issue the following commands from the RMAN prompt: RMAN> CONFIGURE CONTROLFILE AUTOBACKUP OFF; RMAN> BACKUP DATABASE; Which files from the database will be backed up as a result of this BACKUP command?()
第7题:
Your database is functioning in NOARCHIVELOG mode. Your database contains 15 tablespaces. You want to use Recovery Manager (RMAN) to perform backups. Which two backups would you be able to perform when the database is being accessed by users?()
第8题:
Your database is running in ARCHIVELOG mode. The SCOTT.EMP table belongs to the DATA1 tablespace. The junior DBA erroneously runs a script that executes the following statement: SQL> DROP TABLE SCOTT.EMP PURGE; After one hour, you are performing the user managed incomplete recovery. Which datafiles will you restore from the last full backup?()
第9题:
While setting up an Oracle database for one of your critical applications, you want to ensure that the database is backed up at regular intervals without your intervention.What should you do to achieve the objective?()
第10题:
You observe that the senior database administrator always uses the following command when connecting to Recovery Manager (RMAN), and then starts executing commands to backup the database files: $ rman target / What would be the effect of this command?()