当前分类: OCP 11G认证考试
问题:单选题Your archive-log destination directory runs out of space. What is the impact of this on the database?()A None. The database will switch over to the stand-by archive-log destination directory. B A warning message will be written to the alert log of the ...
查看答案
问题:单选题The database is running in the ARCHIVELOG mode. It has three redo log groups with one member each.One of the redo log groups has become corrupted. You have issued the following command during the recovery of a damaged redo log file: ALTER DATABASE CLEA...
问题:多选题Which two kinds of failures make the Data Recovery Advisor (DRA)generate a manual checklist? ()Afailures because a data file is renamed by errorBfailures when no standby database is configuredCfailures that require no archive logs to be applied for rec...
问题:多选题Identify the persistent configuration setting for the target database that can be set for the backup by using RMAN.()ABackup retention policyBDefault backup device typeCDefault destinations for backupsDMultiple backup device types for single backupEDef...
问题:多选题While Monitoring the space usage in your database that is in ARCHIVELOG mode you observed that the flash recovery area does not have enough free space to accommodate any more files and you do not have necessary permissions to add more space to it. Iden...
问题:单选题Which tuning tool recommends how to optimize materialized views so that these views can take advantage of the general query rewrite feature?()A Segment AdvisorB SQL Access AdvisorC Undo AdvisorD SQL Tuning Advisor...
问题:单选题View the Exhibit that sets the threshold for the Current Open Cursors Count metric.Why is the Significance Level threshold type not available in the threshold setting?()A because AWR baseline is not enabledB because Current Open Cursors Count is not ...
问题:单选题The SQL Tuning Advisor configuration has default settings in your database instance. Which recommendation is automatically implemented after the SQL Tuning Advisor is run as part of the automatic maintenance task?()A statistics recommendationsB SQL Pro...
问题:单选题Examine the following command: SQL ALTER TABLE booking SHRINK SPACE COMPACT; Which activity is performed when the preceding command is executed?()A The shrink operation touches every block in the BOOKING tableB The high-water mark (HWM) for the BOOKING...
问题:多选题Which two operations are NOT performed by the DUPLICATE command in Recovery Manager (RMAN)while duplicating a running database?()ACreating the control file for the duplicate databaseBRestoring the target data files to the duplicate databaseCPerforming ...
问题:单选题You have the following requirements in relation to the detection of block corruption for your database instance: 1. Check for logical self-consistency of data blocks when modified in memory. 2. Checksums are calculated before and after the block change...
问题:单选题The Database Resource Manager is automatically enabled in the maintenance window that runs the Automated Maintenance Task. What is the reason for this?()A to prevent the creation of an excessive number of scheduler job classesB to allow the Automated M...
问题:多选题The NLS_SORT parameter sets the default sort method for which of the following operations?()AWHERE clause WHEREBORDER BY clauseCBETWEEN clauseDNLSSORT functionENLS_SORT function...
问题:多选题When does a transaction complete?()Awhen a DELETE statement is executedBwhen a ROLLBACK command is executedCwhen a PL/SQL anonymous block is executedDwhen a data definition language (DDL) statement is executedEwhen a TRUNCATE statement is executed afte...
问题:多选题In which two aspects does hot patching differ from conventional patching?()AIt consumes more memory compared with conventional patching.BIt can be installed and uninstalled via OPatch unlike conventional patching.CIt takes more time to install or unins...
问题:多选题Which two activities are NOT supported by the Data Recovery Advisor?()ADiagnose and repair a data file corruption offline.BDiagnose and repair a data file corruption online.CDiagnose and repair failures on a standby database.DRecover from failures in t...
问题:单选题You issued the following command on the temporary tablespace LMTEMP in your database: SQLALTER TABLESPACE lmtemp SHRINK SPACE KEEP 20M; Which requirement must be fulfilled for this command to succeed?()A The tablespace must be locally managed.B The tab...
问题:多选题You plan to execute the following command to perform a Flashback Database operation in your database: SQL FLASHBACK DATABASE TO TIMESTAMP (SYSDATE -5/24); Which two statements are true about this?()AThe database must have multiplexed redo log filesBThe...
问题:单选题Which steps are mandatory to enable Direct NFS?() 1. Mount all required file systems using the kernel NFS driver. 2. Create an oranfstab file containing the attributes for each NFS server to be accessed using Direct NFS. 3. Replace the ODM library libo...
问题:多选题Which two statements regarding a SQL profile are true?()AIt is built by Automatic Tuning Optimizer.BIt cannot be stored persistently in the data dictionary.CIt can be used by the query optimizer automatically.DIt can be created manually by using the CR...