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单选题
Your database operates in ARCHIVELOG mode and user/x7fmanaged 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?()
A

restore all the data files from last Sunday’s backup, and then perform a time­based recovery

B

restore all the data files from last Sunday’s backup, and then perform a cancel­based recovery

C

restore all the data files from last Sunday’s backup, and then perform a change­based recovery

D

restore only data files that belong to the SYSTEM tablespace from last Sunday’s backup, and then perform a complete recovery


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更多 “单选题Your database operates in ARCHIVELOG mode and user/x7fmanaged 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?()A restore all the data files from last Sunday’s backup, and then perform a time­based recoveryB restore all the data files from last Sunday’s backup, and then perform a cancel­based recoveryC restore all the data files from last Sunday’s backup, and then perform a change­based recoveryD restore only data files that belong to the SYSTEM tablespace from last Sunday’s backup, and then perform a complete recovery” 相关考题
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考题 多选题You work as a database administrator for Certkiller .com. Your database is opened in NOARCHIVEKLOG mode. You decide to place the database in ARCHIVELOG mode.  How would you do this?()AExecute the ALTER DATABASE ARCHIVELOG statementBSelect ARCHIVELOG option in the database control and restart the database to apply the changes.CShut down and start the instance, and in the NOMOUNT state execute the ALTER DATABASE ARCHIVELOG statement.DShut down and start the instance, mount the database, then execute the ALTER DATABASE ARCHIVELOG statement.

考题 多选题You executed the following command in Recovery Manager (RMAN) to perform a backup of the DETTBS tablespace:  RMAN BACKUP TABLESPACE DETTBS;  Under which conditions would this command execute successfully? ()AThe database is in NOMOUNT state.BThe database is in ARCHIVELOG mode and the tablespace is online.CThe database is in ARCHIVELOG mode and the tablespace is offline.DThe database is in NOARCHIVELOG mode and the tablespace is online.EThe database is in NOARCHIVELOG mode and the tablespace is offline.

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考题 单选题If you issue the command shutdown abort prior to trying to put the database in ARCHIVELOG mode, what will be the result when you issue the command alter database archivelog?()A  The alter database archivelog command will failB  The alter database archivelog inconsistent command must be used to put the database in ARCHIVELOG modeC  The alter database archivelog command will succeedD  The alter database archivelog command will ask if you want to make the database consistent firstE  There is no alter database archivelog command. The correct command is alter database alterlogging