当前分类： OCP 11G认证考试
问题：单选题You are maintaining the SALES database.You have added a new disk to a disk group. Automatic Storage Management performs the rebalancing activity. You want to speed up the rebalancing activity.Which parameter should you specify to control the speed of t...
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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：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 ...
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：单选题Which of the following is true about job chains?（）A They consist of one or more Scheduler programs.B They are used to implement dependency scheduling.C They are used to implement time-based scheduling.D They are used to implement event-based scheduling...
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...
问题：单选题You plan to control the sessions performing a huge number of I/O operations. Your requirement is to kill the session when it exceeds a specified number of I/Os. Which statement describes a solution to the above?（）A Set a threshold for the default syste...
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：多选题Which statements are true regarding SecureFile LOBs?（）AThe amount of undo retained is user controlled.BSecureFile LOBs can be used only for nonpartitioned tables.CFragmentation is minimized by using variable-sized chunks dynamically.DSecureFile encrypt...
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：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：多选题You want to analyze a SQL Tuning Set (STS) using SQL Performance Analyzer in a test database. Which two statements are true regarding the activities performed during the test execution of SQLs in a SQL Tuning Set?（）AEvery SQL statement in the STS is co...
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You have three production databases, HRDB, FINDB, and ORGDB, that use the same ASM instance. At the end of the day, while all three production database instances are running, you execute the following command on the ASM instance : SQL shutdown immediat...
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...
