单选题In which situation would you use the Oracle Shared Server configuration？（）A when performing export and import using Oracle Data PumpB when performing backup and recovery operations using Oracle Recovery ManagerC when performing batch processing and bul

第1题：

You work as a database administrator for Supportcenter.cn. You are using Recovery Manager （RMAN） to perform backups in your databases. Which four backup operations can be performed using RMAN？（）

• A、A backup of the target database when it is mounted
• B、A backup of online redo log files when the database is open
• C、A backup of only used data blocks in the file beingbeingbackup up
• D、A backup of online， read/write data files when the database is open
• E、A backup of only those data blocks that have changed since a previous backup
• F、A backup of online， read/write data files when the database is in the NOMOUNT state.

第2题：

Very soon you will be performing maintenance operations. You would have several jobs to run as soon as the maintenance period starts. Which method would you use to create jobs without specifying the time period when the job should be run？（）

• A、 use DBMS_IJOB package
• B、 use Oracle Scheduler
• C、 use DBMS_JOB package
• D、 use Oracle Data Pump Export and Import

第3题：

When you are performing media recover， and an archived log is lost or corrupt， which type of recover must you perform？（）

• A、Until SCN
• B、Until time
• C、Until cancel
• D、Recover using backup control file.

第4题：

You are using flat files as the data source for one of your data warehousing applications. You plan to move the data from the flat file structures to an Oracle database to optimize the application performance. In your database you have clustered tables. While migrating the data， you want to have minimal impact on the database performance and optimize the data load operation. Which method would you use to load data into Oracle database？（）

• A、use the external table population
• B、use the Oracle Data Pump export and import utility
• C、use the conventional path data load of SQL*Loader utility
• D、use the direct path data load of Oracle export and import utility

第5题：

In your production database you want to use an Automatic Storage Management （ASM） instance to manage the database files. Which option would you use to migrate the database files from a non-ASM instance to an ASM instance？（）

• A、Oracle Migration Assistant
• B、Recovery Manager （RMAN）
• C、Oracle Data Pump Export and Import
• D、conventional Oracle Export and Import
• E、operating system utilities to copy the files to the ASM instance

第6题：

While working on the database， you receive the following error：        01578： ORACLE data block corrupted （file# 6， block # 54）        ORA-01110 ： data file 6： ’u01/oracle/oradata/data1.dbf’   You decide to recover the corrupted data block by using the Block Media Recovery feature. Which option is NOT a disadvantage of using block media recovery？（）

• A、 Block Media Recovery must be used with RMAN.
• B、 You must perform complete recovery of individual blocks.
• C、 You must have a full RMAN backup， not an incremental backup.
• D、 You must use the DBVERIFY utility before using the Block Media Recovery feature.

第7题：

You are maintaining the database in Oracle10g. You are performing an incomplete recovery by using RMAN because an important table， EMPLOYEE， is dropped and purged from the Recycle Bin. Which statement is NOT true regarding an incomplete recovery？（）

• A、 The target database must be in the MOUNT mode to ensure restoration of the datafiles.
• B、 You can restore the datafiles from the backup by using the RMAN utility only if the backups were taken using the RMAN utility.
• C、 The control file must be recreated.
• D、 The database must be opened with the RESETLOGS option.

第8题：

You are maintaining your database in Oracle10g. You are performing an incomplete recovery because the tablespace， DATA1， was dropped and purged from the Recycle Bin. After performing an incomplete recovery， you open the database with the RESETLOGS option.  What will NOT be the impact of using the RESETLOGS option？（）

• A、 The log sequence for the database will restart from 1.
• B、 The log sequence number will be written to the control file.
• C、 The log sequence number will be written to the datafile headers.
• D、 The log sequence number will be written to the initialization parameter file.

第9题：

You are maintaining your database in Oracle10g. You are performing the backup by using the BACKUP AS BACKUPSET command at the RMAN prompt. Which file cannot be backed up by using the BACKUP AS BACKUPSET command？（）

• A、Datafiles
• B、 Current control file
• C、 Server parameter file （spfile）
• D、 Password file

第10题：

When performing a backup using Recovery Manager （RMAN）， which four types of files can be backed up with the RMAN BACKUPcommand？ （）

• A、 data file
• B、 password file
• C、 archivelog file
• D、 temporary file
• E、 online redo log file
• F、 the current control file
• G、 the tnsnames.ora file
• H、 current server parameter file