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单选题
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
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单选题You execute the following command to start an Automatic Storage Management （ASM） instance： SQLSTARTUP； In which of the following modes will the ASM instance start？（）A
OPENB
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NORMALD
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STOP SLAVE; SET GLOBAL SQL_SLAVE_SKIP_COUNTER=1; START SLAVEB
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STOP SLAVE; SETGTID_NEXT=aaa-bbb-ccc-ddd-eee: 3; BEGIN; COMMIT; SET GTID_NEXT=AUTOMATIC; START SLAVED
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This command would result in an error because the disk group is not empty.B
The command would distribute the contents of the specified disk group among all other disk groups and then drop the specified disk group.C
The command would result in the contents being moved to the parent disk group and dropping of the disk group.D
The command would result in the disk group being marked as INVALID because it cannot be dropped.E
The command would drop the disk group， ignoring the EXCLUDING CONTENTS option.
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The database instance is not available.B
The ALTER TABLE command does not have WAIT optionC
The table or a row in the table is currently locked by another user session.D
The database instance is busy processing other user sessions commands.E
The CUSTOMERS table has no long running query active at the time when this request is made.F
The server process executing the ALTER TABLE command is busy with another command execution
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All you need to do is execute the trace file from SQL*Plus and it will perform the recovery for you.C
You will use the resetlogs version of the create controlfile command.D
You will use the noresetlogs version of the create controlfile command.E
You will use the trace file to create a backup control file， and then you will recover the database with the recover database using backup controlfile command
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单选题Consider the MySQL Enterprise Audit plugin. On attempting to start the MySQL service after a crash, notice the following error: [ERROR] Plugin ‘audit_log’ init function returned error. In the audit log file, you notice the final entry: … What action should you take to fix the error and allow the service to start?（）A
Re-install the audit pluginB
Execute the command FLUSH LOGSC
Execute the command SET GLOBAL audit_log_fiush= OND
Move or rename the existing audit.log file
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多选题Your database is running in the ARCHIVELOG mode. You have configured RMAN for backup and recovery operations. You execute the following command from the RMAN prompt： RMAN CONFIGURE CONTROLFILE AUTOBACKUP ON； After executing this command， in which of the following cases will RMAN make an auto-backup of the control file？ （）Awhen you change the name of a datafileBwhen you drop a table from the databaseCwhen you take an export of the databaseDwhen you back up the database using OS utilitiesEwhen you issue an ALTER SYSTEM SWITCH LOGFILE statementFwhen you issue a BACKUP command from inside the RMAN run block
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单选题You are using an Automatic Storage Management （ASM） instance to manage the database files of your production database. After adding a new disk group to the ASM instance， you execute the following command： ALTER DISKGROUP dg3 REBALANCE POWER 0； What would be the result of this command？（）A
The rebalancing of the disk group would be stopped.B
The rebalancing of the disk group would be completed as fast as possible.C
The command would result in an error because the value of POWER cannot be 0.D
The rebalancing of the disk group would be completed without affecting the disk group DG3.E
The command would result in an error because the disk groups cannot be manually rebalanced.
考题
多选题You work as a database administrator for Supportcenter.cn. Your database is in the MOUNT state and you execute the following command to open it ALTER DATABASE OPEN； What two actions are performed as a result of this command？（）AAll control files are openedBAll redo files are openedCThe password file is openedDThe parameter file is openedEAll online data files are opened
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