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单选题
You specified segment space management as automatic for a tablespace. What effect would this have on space management？（）
A
Extents would be managed by the freelists.
B
The segment would be managed by bitmaps.
C
The segment would be managed by the freelists.
D
Free space would be managed by the data dictionary.
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更多 “单选题You specified segment space management as automatic for a tablespace. What effect would this have on space management？（）A Extents would be managed by the freelists.B The segment would be managed by bitmaps.C The segment would be managed by the freelists.D Free space would be managed by the data dictionary.” 相关考题
考题
You create a new Automatic Database Diagnostic Monitor (ADDM) task: instance_analysis_mode_task. To view the ADDM report, you use the following command:You want to suppress ADDM output relating to Segment Advisor actions on user SCOTT‘s segments.What would you do to achieve this?（）A. Add a finding directive for the ADDM task.B. Add a segment directive for the ADDM task.C. Add a parameter directive for the ADDM task.D. Disable the Segment Advisor from the Automatic Maintenance Task.
考题
Which two are the prerequisites to enable Flashback Data Archive?() (Choose two.)
A. Database must be running in archivelog mode.B. Automatic undo management must be enabled.C. Undo retention guarantee must be enabled.D. The tablespace on which the Flashback Data Archive is created must be managed with Automatic Segment Space Management (ASSM).
考题
Which are the two prerequisites before setting up Flashback Data Archive? ()(Choose two.)
A. Flash recovery area must be definedB. Undo retention guarantee must be enabled.C. Database must be running in archivelog mode.D. Automatic undo management must be enabled.E. The tablespace in which the Flashback Data Archive is created must have automatic segment space Management (ASSM).
考题
In a recent Automatic Workload Repository (AWR) report for your database, you notice a high number of buffer busy waits. The database consists of locally managed tablespaces with free list managed segments.On further investigation, you find that buffer busy waits is caused by contention on data blocks.Which option would you consider first to decrease the wait event immediately?（）A. Decreasing PCTUSEDB. Decreasing PCTFREEC. Increasing the number of DBWN processD. Using Automatic Segment Space Management (ASSM)E. Increasing db_buffer_cache based on the V$DB_CACHE_ADVICE recommendation
考题
You want the size of the tablespace to increase when it is full. Which option would you use？（）A、use automatic extent allocationB、disable threshold for the tablespaceC、use freelists to manage the free spaceD、use automatic segment space managementE、create the tablespace as a bigfile tablespaceF、use the RESIZE clause while creating the tablespaceG、enable AUTOEXTEND for at least one of the data files in the tablespace
考题
You are shrinking the SCOTT.EMP table by executing the ALTER TABLE SCOTT.EMP SHRINK SPACE CASCADE statement. What is a prerequisite for shrinking the SCOTT.EMP table？（）A、 You must enable the block change tracking feature.B、 You must have enable the flashback feature.C、 You must use the OMF in your database.D、 You must define the tablespace of the SCOTT.EMP table for automatic segment space management.
考题
Which are the two prerequisites before setting up Flashback Data Archive? （）(Choose two.)A、Flash recovery area must be definedB、Undo retention guarantee must be enabled.C、Database must be running in archivelog mode.D、Automatic undo management must be enabled.E、The tablespace in which the Flashback Data Archive is created must have automatic segment space Management (ASSM).
考题
As a database administrator you spend a lot of time observing and setting various storage parameter values for your application tables in order to gain performance benefits. Which task would you perform to reduce this overhead？（）A、Coalesce the application tables at a regular interval.B、Export and Import the application tables a regular interval.C、Drop and recreate the application tables at a regular interval.D、Move the application tables to a tablespace with less space usage.E、Distribute the application tables across multiple tablespaces depending on usage.F、Move the application tables to automatic segment space management tablespace.
考题
You specified segment space management as automatic for a tablespace. What effect would this have on space management？（）A、Extents would be managed by the freelists.B、The segment would be managed by bitmaps.C、The segment would be managed by the freelists.D、Free space would be managed by the data dictionary.
考题
You specified extent management as local for a tablespace. How will it affect space management in the tablespace？（）A、All the extents will be of the same size.B、Bitmap will be used to record free and allocated extents.C、Free extents will be managed by the data dictionary tables.D、The tablespace will be system managed and the users cannot specify the extent size.
考题
Which two are the prerequisites to enable Flashback Data Archive？（）A、 Database must be running in archivelog mode.B、 Automatic undo management must be enabled.C、 Undo retention guarantee must be enabled.D、 The tablespace on which the Flashback Data Archive is created must be managed with Automatic Segment Space Management （ASSM）.
考题
You work as a database administrator for Supportcenter.cn. Because of space constraints， you decided to manually shrink the table. You executed the ALTER TABLE ....SHRINK SPACE statement to shrink the space and you receive an error as follows： ERROR at Line 1： ORA-10635： Invalid segment or tablespace type What could be the reason？ （）A、The table is partitionedB、The table name is wrong.C、It is an index-Organized table （IOT）D、The table is stored in locally managedtablespace.E、The table is stored in atablespacewhere segment space is managed manually.
考题
多选题You work as a database administrator for Certkiller .com. You want to create your database with the automatic undo management feature enable.Which two tasks must you perform to achieve this？（）ASet the UNDO_RETENTION parameter to AUTO.BCreate an initial undo segment in undotablespace.CSet the UNDO_RETENTION parameter to 900 or moreDSet the initialization parameter UNDO_MANAGEMENT to AUTOESet the UNDO_MANAGEMENT parameter to the name of an undotablespace
考题
单选题You want the size of the tablespace to increase when it is full. Which option would you use？（）A
use automatic extent allocationB
disable threshold for the tablespaceC
use freelists to manage the free spaceD
use automatic segment space managementE
create the tablespace as a bigfile tablespaceF
use the RESIZE clause while creating the tablespaceG
enable AUTOEXTEND for at least one of the data files in the tablespace
考题
单选题Evaluate the following command： SQLALTER SYSTEM SET db_securefile = ’IGNORE’； What is the impact of this setting on the usage of SecureFiles？（）A
It forces BasicFiles to be created even if the SECUREFILE option is specified to create the LOBB
It forces SecureFiles to be created even if the BASICFILE option is specified to create the LOBC
It does not allow the creation of SecureFiles and generates an error if the SECUREFILE option is specified to create the LOBD
It ignores the SECUREFILE option only if a Manual Segment Space Management tablespace is used and creates a BasicFile
考题
多选题Which two are the prerequisites to enable Flashback Data Archive？（）ADatabase must be running in archivelog mode.BAutomatic undo management must be enabled.CUndo retention guarantee must be enabled.DThe tablespace on which the Flashback Data Archive is created must be managed with Automatic Segment Space Management （ASSM）.
考题
单选题Evaluate the following command: SQLALTER SYSTEM SET db_securefile = 'IGNORE'; What is the impact of this setting on the usage of SecureFiles?（）A
It forces BasicFiles to be created even if the SECUREFILE option is specified to create the LOBB
It forces SecureFiles to be created even if the BASICFILE option is specified to create the LOBC
It does not allow the creation of SecureFiles and generates an error if the SECUREFILE option is specified to create the LOBD
It ignores the SECUREFILE option only if a Manual Segment Space Management tablespace is used and creates a BasicFile
考题
单选题You specified extent management as local for a tablespace. How will it affect space management in the tablespace？（）A
All the extents will be of the same size.B
Bitmap will be used to record free and allocated extents.C
Free extents will be managed by the data dictionary tables.D
The tablespace will be system managed and the users cannot specify the extent size.
考题
单选题You issued the following command： ALTER TABLE SCOTT.EMP SHRINK SPACE； The SCOTT.EMP table is stored in the DATA1 tablespace that has the following properties： DATA1 is a read/write tablespace. DATA1 is not autoextensible to an unlimited size. DATA1 is online. Segment space management for the DATA1 tablespace is manual. You issued the ALTER TABLE SCOTT.EMP SHRINK SPACE； command that generates the following error： ORA-10635： Invalid segment or tablespace type What could be the reason for the failure of the command？（）A
The tablespace， DATA1， is not read-only.B
The tablespace， DATA1， is not autoextensible.C
The tablespace， DATA1， is not offline.D
The segment space management for the tablespace， DATA1， is manual.
考题
单选题You are performing the shrink operation on the SCOTT.EMP table. You want to perform the same operation on all dependent objects of the SCOTT.EMP table. What is NOT a prerequisite for the operation？（）A
You must enable the row movement on the SCOTT.EMP table.B
You must define the tablespace of the SCOTT.EMP table for automatic segment space management.C
You must use the CASCADE clause in the ALTER TABLE SHRINK SPACE statement.D
You must use the COMPACT clause in the ALTER TABLE SHRINK SPACE statement.
考题
多选题Which are the two prerequisites before setting up Flashback Data Archive? （）(Choose two.)AFlash recovery area must be definedBUndo retention guarantee must be enabled.CDatabase must be running in archivelog mode.DAutomatic undo management must be enabled.EThe tablespace in which the Flashback Data Archive is created must have automatic segment space Management (ASSM).
考题
单选题You are shrinking the SCOTT.EMP table by executing the ALTER TABLE SCOTT.EMP SHRINK SPACE CASCADE statement. What is a prerequisite for shrinking the SCOTT.EMP table？（）A
You must enable the block change tracking feature.B
You must have enable the flashback feature.C
You must use the OMF in your database.D
You must define the tablespace of the SCOTT.EMP table for automatic segment space management.
考题
多选题Which two are the prerequisites to enable Flashback Data Archive?（） (Choose two.)ADatabase must be running in archivelog mode.BAutomatic undo management must be enabled.CUndo retention guarantee must be enabled.DThe tablespace on which the Flashback Data Archive is created must be managed with Automatic Segment Space Management (ASSM).
考题
单选题When tuning Automatic PGA Memory Management， which of the following views will provide the information specified？（）A
The V$PGA_TARGET_ADVICE view shows the predicted cache hit-ratio improvement if you increase PGA_AGGREGATE_TARGETB
The V$PGA_TARGET_ADVICE view shows how the V$SQL_WORKAREA histogram will change if you change the value of PGA_AGGREGATE_TARGETC
The V$PGA_TARGET_ADVICE_HISTOGRAM view shows how the V$SQL_WORKAREA_HISTOGRAM will change if you switch between Manual and Automatic PGA Memory ManagementD
The V$PGA_TARGET_ADVICE view shows how performance will improve for the different work areas if you switch from Manual to Automatic PGA Memory Management
考题
单选题In a recent Automatic Workload Repository (AWR) report for your database, you notice a high number of buffer busy waits. The database consists of locally managed tablespaces with free list managed segments. On further investigation, you find that buffer busy waits is caused by contention on data blocks. Which option would you consider first to decrease the wait event immediately?（）A
Decreasing PCTUSEDB
Decreasing PCTFREEC
Increasing the number of DBWN processD
Using Automatic Segment Space Management (ASSM)E
Increasing db_buffer_cache based on the V$DB_CACHE_ADVICE recommendation
考题
单选题You have a long-running process you want to assign to a specific UNDO segment brought online for that express purpose. You are not using automatic UNDO management. What statement can be used for this task? （）A
ALTER DATABASE B
SET TRANSACTION C
ALTER ROLLBACK SEGMENT D
ALTER TABLE
考题
多选题Which two statements about bigfile tablespaces are true？ （）AThe bigfile tablespace have only one data file.BThe segment space management is automatic.CThe extent management is dictionary managed.DThe database can have only one bigfile tablespace.EThe bigfile tablespace can be converted to a smallfile tablespace.
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