问题：From the V$SESSION_LONGOPS view， you find that some of the d...

Saturday, September 17, 2022

问题：On Monday， you dropped the DEPT table from your schema and t...

Thursday, September 22, 2022

问题：Twenty database users are connected to your database. Five o...

Saturday, September 17, 2022

问题：You have configured the flash recovery area to store online ...

Thursday, September 15, 2022

问题：You have set the value of the NLS_TIMESTAMP_TZ_FORMAT parame...

Thursday, September 22, 2022

问题：You used the following command in Recovery Manager （RMAN） as...

Thursday, September 22, 2022

问题：单选题You have specified the warning and critical threshold values of an application tablespace to be 60% and 70%， respectively. From the tablespace space usage metrics， you find that the actual space usage has reached the specified warning threshold value， ...

Sunday, July 16, 2023

问题：You have specified the warning and critical threshold values...

Thursday, September 22, 2022

问题：In which scenario do you use the Flashback Database feature？...

Sunday, September 18, 2022

问题：Which two statements regarding compressed backups in Recover...

Saturday, September 17, 2022

问题：You have been assigned to manage a set of databases. The pre...

Saturday, September 17, 2022

问题：Which background process sequentially writes Flashback Datab...

Sunday, September 18, 2022

问题：单选题You want to estimate the size of a table by using the Oracle Enterprise Manager.  On which data is the size of the table NOT based？（）A  column sizesB  column data typesC  PCTFREED  projected number of rowE  PCTUSED...

Friday, March 31, 2023

问题：A redo log file is corrupted while the database is open； as ...

Wednesday, September 21, 2022

问题：You are working on an Oracle Database 10g database. You enab...

Thursday, September 15, 2022

问题：单选题Consider the following command to add a new disk group called "tdgroupA" with two failover groups： CREATE DISKGROUP tdgroupA NORMAL REDUNDANCY FAILOVERGROUP control01 DISK ’/devices/A1’，  ’/devices/A2’，  ’/devices/A3’  FAILOVERGROUP control02 DISK ’/de...

Friday, March 31, 2023

问题：You execute the following command to create two consumer gro...

Friday, September 16, 2022

问题：单选题Using Oracle Scheduler you have scheduled two jobs， JOB_Aand JOB_B， to run at 9：00 p.m. every Friday. You want both the jobs to use a single resource plan， WEEKEND_PLAN. Which task must have already been performed to enable you to achieve this objectiv...

Friday, March 31, 2023

问题：You enabled the flashback logging feature， but you have not ...

Thursday, September 22, 2022

问题：You have configured Automatic Shared Memory Management. Whic...

Thursday, September 22, 2022