Automatic data conversion will occur if which of the following happens?()
第1题:
A senior DBA asked you to execute the following command to improve performance:SQL> ALTER TABLE subscribe log STORAGE (BUFFER_POOL recycle);You checked the data in the SUBSCRIBE_LOG table and found that it is a large table containing one million rows.What could be a reason for this recommendation?()
A. The keep pool is not configured.
B. Automatic Workarea Management is not configured.
C. Automatic Shared Memory Management is not enabled.
D. The data blocks in the SUBSCRIBE_LOG table are rarely accessed.
E. All the queries on the SUBSCRIBE_LOG table are rewritten to a materialized view
第2题:
You want the size of the tablespace to increase when it is full. Which option would you use?()
第3题:
英译中:Automatic data collection(ADC)
第4题:
Which three JUNOS software features allow for increased security on your network?()
第5题:
A senior DBA asked you to execute the following command to improve performance: SQL> ALTER TABLE subscribe log STORAGE (BUFFER_POOL recycle); You checked the data in the SUBSCRIBE_LOG table and found that it is a large table containing one million rows. What could be a reason for this recommendation?()
第6题:
Which two are the prerequisites to enable Flashback Data Archive?()
第7题:
use automatic extent allocation
disable threshold for the tablespace
use freelists to manage the free space
use automatic segment space management
create the tablespace as a bigfile tablespace
use the RESIZE clause while creating the tablespace
enable AUTOEXTEND for at least one of the data files in the tablespace
第8题:
Database must be running in archivelog mode.
Automatic undo management must be enabled.
Undo retention guarantee must be enabled.
The tablespace on which the Flashback Data Archive is created must be managed with Automatic Segment Space Management (ASSM).
第9题:
It collects data from SGA and compares it with a preserved snapshot.
It collects data from SGA, analyzes it, and provides a report.
It collects data from SGA and compares it with the latest snapshot.
It collects data from both SGA and PGA, analyzes it, and provides a report
第10题:
Enable Memory Access Mode, which reads performance data from SGA.
Use emergency monitoring to fetch data directly from SGA analysis.
Run Automatic Database Diagnostic Monitor (ADDM) to fetch information from the latest Automatic Workload Repository (AWR) snapshots.
Use Active Session History (ASH) data and hang analysis in regular performance monitoring.
Run ADDM in diagnostic mode.
第11题:
Enable supplemental logging for the database.
Specify undo retention guarantee for the database
Create Flashback Data Archive in the tablespace where the tables are stored.
Create Flashback Data Archive and enable Flashback Data Archive for specific tables
第12题:
自动信息收集
自动数据采集
自动数据处理
自动信息控制
第13题:
In your multitenant container database (CDB) containing pluggable databases (PDB), users complain about performance degradation.How does real-time Automatic database Diagnostic Monitor (ADDM) check performance degradation and provide solutions?()
A. It collects data from SGA and compares it with a preserved snapshot.
B. It collects data from SGA, analyzes it, and provides a report.
C. It collects data from SGA and compares it with the latest snapshot.
D. It collects data from both SGA and PGA, analyzes it, and provides a report
第14题:
英译中:Automatic Data Collection
第15题:
ADC(automatic data collection)是()
第16题:
Which are the two prerequisites before setting up Flashback Data Archive? ()(Choose two.)
第17题:
What are three benefits of using ASM?()
第18题:
第19题:
第20题:
The client and server have different NLS_LANGUAGE settings
The client and server character sets are not the same,and the database character set is not a strict superset of the client character set
The client and server are in different time zones
The client requests automatic data conversion
The AUTO_CONVERT initialization parameter is set to TRUE
第21题:
The file ‘+data.231.54769’ is physically relocated to ‘+data/prod’ and renamed as ‘myfile.dbf’.
The file ‘+data.231.54769’ is renamed as ‘myfile.dbf’, and copied to ‘+data/prod’.
The file ‘+data.231.54769’ remains in the same location and a synonym 'myfile.dbf' is created.
The file ‘myfile.dbf’ is created in ‘+data/prod’ and the reference to ‘+data.231.54769’ in the data dictionary removed.
第22题:
Database must be running in archivelog mode.
Automatic undo management must be enabled.
Undo retention guarantee must be enabled.
The tablespace on which the Flashback Data Archive is created must be managed with Automatic Segment Space Management (ASSM).
第23题:
The client and server have different NLS_LANGUAGE settings.
The client and server character sets are not the same, and the database character set is not a strict superset of the client character set.
The client and server are in different time zones.
The client requests automatic data conversion.
The AUTO_CONVERT initialization parameter is set to TRUE.