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单选题
Your database initialization parameter file has the following entry:   SEC_MAX_FAILED_LOGIN_ATTEMPTS=3   Which statement is true regarding this setting?()
A

 It drops the connection after the specified number of login attempts fail for any user.

B

 It is enforced only if the password profile is enabled for the user.

C

 It locks the user account after the specified number of attempts.

D

 It drops the connection after the specified number of login attempts fail only for users who have the SYSDBA privilege.


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更多 “单选题Your database initialization parameter file has the following entry:   SEC_MAX_FAILED_LOGIN_ATTEMPTS=3   Which statement is true regarding this setting?()A  It drops the connection after the specified number of login attempts fail for any user.B  It is enforced only if the password profile is enabled for the user.C  It locks the user account after the specified number of attempts.D  It drops the connection after the specified number of login attempts fail only for users who have the SYSDBA privilege.” 相关考题
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考题 You are maintaining your database in Oracle10g. You set the value of the UNDO_RETENTION initialization parameter to zero in the initialization parameter file. What will be the impact of specifying this setting?()  A、 The database will not start.B、 The database will start but will not retain the undo data in the undo segment.C、 The database will start, and the undo segment will contain the undo data for at least one hour.D、 The database will start, and the undo segment will retain the undo data for at least 15 minutes.

考题 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?()A、 control fileB、 all datafilesC、 password fileD、 online redo log fileE、 archive redo log fileF、 server parameter fileG、 only the SYSTEM datafile

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考题 You are maintaining your production database in Oracle10g. You want the circular reuse records in the control file of the target database to be reused as required.   Which value will you set for the CONTROL_FILE_RECORD_KEEP_TIME initialization parameter?()A、 0B、 1C、 NONED、 DEFAULT

考题 You work as a database administrator for Certkiller .com. Users complain that their query is taking a long time to complete. You suspect the database buffer cache size to be the reason, and you define an alert to be generated when the buffer cache hit metric goes below 85%. When you observe the dynamic performance views, you find that the buffer cache hit ratio is 81% but no alerts are being generated.  What could be the reason for this problem?()A、The advisory memory has been turned off.B、The DB_CACHE_ADVICE parameter has been set to OFF in the parameter file.C、The STATISTICS_LEVEL parameter has been set to BASIC in the parameter file.D、The TIMED_STATISTICS parameter has been set to FALSE in the parameter file.E、The STATISTICS_LEVEL parameter has been set to TYPICAL in the parameter file.

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考题 单选题What is the implication of setting the initialization parameter FAST_START_MTTR_TARGET to 0 in your database?()A MTTR Advisor would be disabled.B Redo Log Advisor would be disabled.C Automatic tuning of checkpoint would be disabled.D Checkpoint information would not be written to the alert log file.

考题 单选题You have issued a SHUTDOWN ABORT command to bring down your database instance. Considerthe steps that will be performed later when you open the database:  1:SGA is allocated.  2:Control file is read.  3:Redo log files are read.  4:Instance recovery is started.  5:Background processes are started.  6:Data files are checked for consistency.  7:Server parameter file or the initialization parameter file is read. Which option has the correct order in which these steps occur()A 7,1,5,2,3,6,4B 1,2,3,7,5,6,4C 7,1,4,5,2,3,6D 1,7,5,4,2,3,6

考题 单选题You decide to enable Flashback Database in your Oracle 10g database so that future recoveries will take less time than traditional recoveries. Which of the following parameters must be included in your initialization parameter file before enabling Flashback Database?()A  DB_RECOVERY_FILE_DEST onlyB  DB_FLASHBACK_RETENTION_TARGET onlyC  DB_RECOVERY_FILE_DEST_SIZE and DB_RECOVERY_FILE_DEST onlyD  DB_RECOVERY_FILE_DEST and DB_FLASHBACK_RETENTION_TARGET onlyE  DB_RECOVERY_FILE_DEST_SIZE, DB_RECOVERY_FILE_DEST andF  DB_FLASHBACK_RETENTION_TARGET

考题 单选题You are maintaining an OLTP database in Oracle10g. You have configured the Flash Recovery Area in your database. The Flash Recovery Area is full because you have set the retention policy to NONE. What will you do to resolve the problem?()A  Increase the value of the FAST_START_MTTR_TARGET initialization parameter.B  Increase the value of the DB_RECOVERY_FILE_DEST_SIZE parameter.C  Increase the value of the PGA_AGGREGATE_TARGET initialization parameter.D  Increase the value of the SGA_TARGET initialization parameter.

考题 单选题Your database is started by using the server parameter file (SPFILE). You issued this command to change the value of the LOG_BUFFER initialization parameter:  ALTER SYSTEM SET LOG_BUFFER=24M SCOPE=BOTH;  What would be the outcome of this command? ()A The command would return an error because LOG_BUFFER is a static parameter.B The parameter value would be changed and it would come into effect immediately.C You need to restart the database so that parameter changes can come into effect.D The command would succeed only if initialization parameter LOG_ARCHIVE_MAX_PROCESS is set to value 2.

考题 单选题Your database is having two control files, three redo log file groups with two members in each group. Failure of which file would cause an instance to shut down?()A any control fileB any archive log fileC one of the redo log membersD loss of the initialization parameter fileE any data file belonging to the default permanent tablespac

考题 单选题You are maintaining your database in Oracle10g. You set the value of the UNDO_RETENTION initialization parameter to zero in the initialization parameter file. What will be the impact of specifying this setting?()A  The database will not start.B  The database will start but will not retain the undo data in the undo segment.C  The database will start, and the undo segment will contain the undo data for at least one hour.D  The database will start, and the undo segment will retain the undo data for at least 15 minutes.

考题 单选题You are maintaining your production database in Oracle10g. You want the circular reuse records in the control file of the target database to be reused as required.   Which value will you set for the CONTROL_FILE_RECORD_KEEP_TIME initialization parameter?()A  0B  1C  NONED  DEFAULT

考题 单选题In your database, the RESULT_CACHE_MODE parameter has been set to MANUAL in the initialization parameter file. You issued the following command:   SQLSELECT /*+ RESULT_CACHE */ sale_category, sum(sale_amt) FROM sales  GROUP BY sale_category;   Where would the result of this query be stored()?A  database buffer cacheB  shared poolC  PGAD  large pool

考题 单选题You have a single Automatic Storage Management (ASM) instance running on the node on which your Oracle Database 10g resides. Which ASM instance initialization parameters must be included in the ASM instance initialization parameter file?()A  INSTANCE_TYPEB  DB_UNIQUE_NAMEC  ASM_DISKSTRINGD  ASM_POWER_LIMIT

考题 多选题You are managing an Oracle Database 11g database with the ASM storage. The database is having big file tablespaces. You want files to open faster and less memory to be used in the shared pool to manage the extent maps.  What configuration would you effect to achieve your objective?()ASet the ASM compatibility attribute for the ASM disk group to 11.1.0.BSet the RDBMS compatibility attribute for the ASM disk group to 11.1.0.CSet the COMPATIBLE initialization parameter for the ASM instance to 11.1.0.DSet the COMPATIBLE initialization parameter for the database instance to 11.1.0.

考题 单选题You used the IMMEDIATE option to shut down your database instance. Consider the steps that  mayoccur when a database instance is started and database is opened:  1:SGA is allocated.  2:Control file is read.  3:Redo log files are opened.  4:Instance recovery is started.  5:Background processes are started.  6:Data file headers are checked for consistency.  7:Server parameter file or the initialization parameter file is read.  Which option has the correct order in which these steps occur()A 7,1,5,2,3,6,4B 1,5,7,2,3,6;step 4 is not requiredC 7,1,5,2,3,6;step 4 is not requiredD 1,2,3,5,6,4;step 7 is not required

考题 多选题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?()Acontrol fileBall datafilesCpassword fileDonline redo log fileEarchive redo log fileFserver parameter fileGonly the SYSTEM datafile