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【简答题】
影响幼儿身心发展的因素是多方面的,归纳起来主要包括生物因素、______及幼儿本身的______。
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【单选题】You are maintaining the SALES database for an organization. You have enabled the Flashback Database feature and want to estimate the flashback space required for future operations.  Which view would y...
A.
V$DATABASE
B.
V$FLASHBACK_DATABASE_STAT
C.
V$FLASHBACK_DATABASE_LOG
D.
V$RECOVERY_FILE_DEST
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【单选题】以下不是紫外线照射方法的是
A.
节段照射法
B.
中心重叠照射法
C.
多孔照射法
D.
单孔照射法
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【多选题】These are the details about V$FLASHBACK_DATABASE_STAT：  SQL> DESC V$FLASHBACK_DATABASE_STAT Name Null？ Type  ------------- -------- --------------  BEGIN_TIME DATE END_TIME DATE  FLASHBACK_DATA NUMBER...
A.
BEGIN_TIME is the time at which Flashback logging is enabled.
B.
END_TIME is the time at which the query is executed on the view.
C.
REDO_DATA is the number of bytes of redo data written during the interval.
D.
This view contains information about flashback data pertaining to the last 24 hours.
E.
FLASHBACK_DATA is the amount of flashback data generated since the database was opened.
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【判断题】以下不是紫外线照射方法的是中心重叠照射法
A.
正确
B.
错误
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【单选题】A corporation is a busine s s o r ganization that is f o rmed to act as a single person and is l e g a lly ______ with particular rights and duties.
A.
c reated
B.
demanded
C.
endowed
D.
traced
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【多选题】You can use Oracle Flashback to look at past activity in your database. What are two other characteristics of Oracle Flashback？（）
A.
Oracle Flashback uses undo information to construct consistent data.
B.
You can use a cursor opened while using an Oracle Flashback image to perform DML once you deactivate Oracle Flashback in your session.
C.
You can only use Oracle Flashback view of the data if the required records are still in the online redo log files.
D.
Oracle Flashback lists the DML that was executed during the period you identify when initiating your session.
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【多选题】Which three statements are true about Flashback Database?（）
A.
Flashback logs are written sequentially, and are archived.
B.
Flashback Database uses a restored control file to recover a database.
C.
The Oracle database automatically creates, deletes, and resides flashback logs in the Fast RecoveryArea.
D.
Flashback Database can recover a database to the state that it was in before a reset logs operation.
E.
Flashback Database can recover a data file that was dropped during the span of time of the flashback.
F.
Flashback logs are used to restore to the blocks' before images, and then the redo data may be used to roll forward to the desired flashback time.
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【单选题】我国丹霞地貌中最高的山地是( )。
A.
福建的冠名山
B.
福建武夷山
C.
安徽齐云山
D.
江西龙虎山
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【简答题】( ) is the most imporatant form of business organization in u.s. A corporation is a ( ) person, seperate and distinct from its ( ).
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【简答题】拉伸的好处有哪些?
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相关题目：
【单选题】You are maintaining the SALES database for an organization. You have enabled the Flashback Database feature and want to estimate the flashback space required for future operations.  Which view would y...
A.
V$DATABASE
B.
V$FLASHBACK_DATABASE_STAT
C.
V$FLASHBACK_DATABASE_LOG
D.
V$RECOVERY_FILE_DEST
查看完整题目与答案
【单选题】以下不是紫外线照射方法的是
A.
节段照射法
B.
中心重叠照射法
C.
多孔照射法
D.
单孔照射法
查看完整题目与答案
【多选题】These are the details about V$FLASHBACK_DATABASE_STAT：  SQL> DESC V$FLASHBACK_DATABASE_STAT Name Null？ Type  ------------- -------- --------------  BEGIN_TIME DATE END_TIME DATE  FLASHBACK_DATA NUMBER...
A.
BEGIN_TIME is the time at which Flashback logging is enabled.
B.
END_TIME is the time at which the query is executed on the view.
C.
REDO_DATA is the number of bytes of redo data written during the interval.
D.
This view contains information about flashback data pertaining to the last 24 hours.
E.
FLASHBACK_DATA is the amount of flashback data generated since the database was opened.
查看完整题目与答案
【判断题】以下不是紫外线照射方法的是中心重叠照射法
A.
正确
B.
错误
查看完整题目与答案
【单选题】A corporation is a busine s s o r ganization that is f o rmed to act as a single person and is l e g a lly ______ with particular rights and duties.
A.
c reated
B.
demanded
C.
endowed
D.
traced
查看完整题目与答案
【多选题】You can use Oracle Flashback to look at past activity in your database. What are two other characteristics of Oracle Flashback？（）
A.
Oracle Flashback uses undo information to construct consistent data.
B.
You can use a cursor opened while using an Oracle Flashback image to perform DML once you deactivate Oracle Flashback in your session.
C.
You can only use Oracle Flashback view of the data if the required records are still in the online redo log files.
D.
Oracle Flashback lists the DML that was executed during the period you identify when initiating your session.
查看完整题目与答案
【多选题】Which three statements are true about Flashback Database?（）
A.
Flashback logs are written sequentially, and are archived.
B.
Flashback Database uses a restored control file to recover a database.
C.
The Oracle database automatically creates, deletes, and resides flashback logs in the Fast RecoveryArea.
D.
Flashback Database can recover a database to the state that it was in before a reset logs operation.
E.
Flashback Database can recover a data file that was dropped during the span of time of the flashback.
F.
Flashback logs are used to restore to the blocks' before images, and then the redo data may be used to roll forward to the desired flashback time.
查看完整题目与答案
【单选题】我国丹霞地貌中最高的山地是( )。
A.
福建的冠名山
B.
福建武夷山
C.
安徽齐云山
D.
江西龙虎山
查看完整题目与答案
【简答题】( ) is the most imporatant form of business organization in u.s. A corporation is a ( ) person, seperate and distinct from its ( ).
查看完整题目与答案
【简答题】拉伸的好处有哪些?
查看完整题目与答案
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