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多选题For which two SQL statements can you use the Flashback Table feature to revert a table to its previous state？（）AUPDATE TABLEBCREATE CLUSTERCTRUNCATE TABLEDALTER TABLE MOVEEINSERT INTO···VALUESFALTER TABLE···DROP COLUMNGALTER TABLE···DROP PARTITION

题目
多选题
For which two SQL statements can you use the Flashback Table feature to revert a table to its previous state？（）
A

UPDATE TABLE

B

CREATE CLUSTER

C

TRUNCATE TABLE

D

ALTER TABLE MOVE

E

INSERT INTO···VALUES

F

ALTER TABLE···DROP COLUMN

G

ALTER TABLE···DROP PARTITION

相似考题

1.The RECYCLEBIN parameter is set to ON for your database. You drop a table, PRODUCTS, from the SCOTT schema.Which two statements are true regarding the outcome of this action?()A. All the related indexes and views are automatically droppedB. The flashback drop feature can recover only the table structureC. Only the related indexes are dropped whereas views are invalidatedD. The flashback drop feature can recover both the table structure and its data

2.You plan to use Flashback Drop feature to recover a dropped table SALES_EMP. No other table with the same name exists in the schema.You query RECYCLEBIN and find multiple entries for the SALES_EMP table as follows, You then issue the following statement to recover the table:SQL> FLASHBACK TABLE sales_emp TO BEFORE DROP;What would be the outcome of the precedent statement?（）A. It retrieves the latest version of the table from the recycle binB. It retrieves the oldest version of the table from the recycle binC. It retrieves the version of the table for which undo information is availableD. It returns an error because the table name is not specified as per the names in the OBJECT_NAME column

3.Which two statements regarding the Flashback Table feature are correct?()A. Flashback Table can be performed on system tables.B. Flashback Table operation does not shrink the segments.C. Flashback Table uses log mining to extract SQL_REDO and SQL_UNDO statements.D. Flashback Table operation acquires exclusive data manipulation language (DML) locks.

4.You enabled Flashback Data Archive on the INVENTORY table.Which DDL operation is supported on the table after enabling Flashback Data Archive?()A. Drop the table.B. Partition the tableC. Truncate the table.D. Add a column to the table.E. Rename a column in the table.

更多“多选题For which two SQL statements can you use the Flashback Table feature to revert a table to its previous state？（）AUPDATE TABLEBCREATE CLUSTERCTRUNCATE TABLEDALTER TABLE MOVEEINSERT INTO···VALUESFALTER TABLE···DROP COLUMNGALTER TABLE···DROP PARTITION”相关问题

  • 第1题：

    The RECYCLEBIN parameter is set to ON for your database. You drop a table, PRODUCTS, from the SCOTT schema.Which two statements are true regarding the outcome of this action? ()(Choose two)

    A. All the related indexes and views are automatically dropped

    B. The flashback drop feature can recover only the table structure

    C. Only the related indexes are dropped whereas views are invalidated

    D. The flashback drop feature can recover both the table structure and its data


    参考答案：C, D

  • 第2题：

    On Monday， you dropped the DEPT table from your schema and then you re-created the DEPT table in your schema. On Wednesday， you have a requirement to restore the DEPT table from the recycle bin. Which statement is correct？（）

    • A、 You cannot restore the DEPT table by using the Oracle Flashback Drop feature because a table with the name DEPT already exists in your schema.
    • B、 You can restore the DEPT table by using the Oracle Flashback Drop feature， provided you use the RENAME TO clause.
    • C、 You cannot restore the DEPT table by using the Oracle Flashback Drop feature because the contents of the recycle bin are purged every 12 hours by default.
    • D、 You can restore the DEPT table by using the Oracle Flashback Drop feature and a system-generated name will be assigned to the restored table.

    正确答案:B

  • 第3题：

    You enabled Flashback Data Archive on the INVENTORY table. Which DDL operation is supported on the table after enabling Flashback Data Archive？（）  

    • A、 Drop the table.
    • B、 Partition the table.
    • C、 Truncate the table.
    • D、 Add a column to the table.
    • E、 Rename a column in the table.

    正确答案:D

  • 第4题：

    You issued the following command：        SQL> DROP TABLE MYTABLE；        SQL> SHOW RECYCLEBIN  The following output is returned：        ORIGINAL NAME RECYCLEBIN NAME               OBJECT TYPE      DROP TIME        ------------- ------------------------------ --------------- --------------------        MYTABLE BIN$04LhcpndanfgMAAAAAANPw==$0     TABLE           2005-01-13：20：11：31  You want to drop the table， MYTABLE， from the Recycle Bin. Which two commands can you issue to accomplish the desired task？（）

    • A、 DROP TABLE MYTABLE PURGE；
    • B、 PURGE RECYCLEBIN；
    • C、 PURGE TABLE MYTABLE；
    • D、 PURGE TABLE BIN$04LhcpndanfgMAAAAAANPw==$0；

    正确答案:C,D

  • 第5题：

    You execute this command to drop the ITEM table， which has the primary key referred in the ORDERtable：  SQL> DROP TABLE scott.item CASCADE CONSTRAINTS PURGE；  Which two statements are true about the effect of the command（）

    • A、No flashback is possible to bring back the ITEM table.
    • B、The ORDER table is dropped along with the ITEM table.
    • C、The dependent referential integrity constraints in the ORDER table are disabled.
    • D、The dependent referential integrity constraints in the ORDER table are removed.
    • E、The table definition of the ITEM table and associated indexes are placed in the recycle bin.

    正确答案:A,D

  • 第6题：

    The RECYCLEBIN parameter is set to ON for your database. You drop a table，PRODUCTS，from the SCOTT schema.  Which two statements are true regarding the outcome of this action？（）

    • A、 All the related indexes and views are automatically dropped
    • B、 The flashback drop feature can recover only the table structure
    • C、 Only the related indexes are dropped whereas views are invalidated
    • D、 The flashback drop feature can recover both the table structure and its data

    正确答案:C,D

  • 第7题：

    多选题
    The RECYCLEBIN parameter is set to ON for your database. You drop a table, PRODUCTS, from the SCOTT schema. Which two statements are true regarding the outcome of this action? （）(Choose two)
    A

    All the related indexes and views are automatically dropped

    B

    The flashback drop feature can recover only the table structure

    C

    Only the related indexes are dropped whereas views are invalidated

    D

    The flashback drop feature can recover both the table structure and its data


    正确答案： D,A
    解析： 暂无解析

  • 第8题：

    多选题
    Which two statements are correct regarding the Oracle Flashback Drop feature？ （）
    A

    Recycle bin exists for the tables only in non-SYSTEM， locally managed tablespaces.

    B

    You can flash back a dropped table provided row movement has been enabled on the table.

    C

    If you drop an index before dropping its associated table， then the recovery of the index is not supported when you flash back the dropped table.

    D

    When you execute the DROP TABLESPACE？ INCLUDING CONTENTS command， the objects in the tablespace are places in the recycle bin.

    E

    When a dropped table is moved to the recycle bin， only the table is renamed to a system-generated name； its associated objects and constraints are not renamed.

    F

    If you drop a table that is protected by the recycle bin， then associated bitmap-joined indexes and materialized view logs are also stored in the recycle bin.


    正确答案： B,D
    解析： 暂无解析

  • 第9题：

    多选题
    You execute this command to drop the ITEM table， which has the primary key referred in the ORDERtable：  SQL> DROP TABLE scott.item CASCADE CONSTRAINTS PURGE；  Which two statements are true about the effect of the command（）
    A

    No flashback is possible to bring back the ITEM table.

    B

    The ORDER table is dropped along with the ITEM table.

    C

    The dependent referential integrity constraints in the ORDER table are disabled.

    D

    The dependent referential integrity constraints in the ORDER table are removed.

    E

    The table definition of the ITEM table and associated indexes are placed in the recycle bin.


    正确答案： C,D
    解析： 暂无解析

  • 第10题：

    单选题
    Which two operations can be flashed back using the Flashback technology？ （）
    A

    DROP USER SMITH；

    B

    DROP TABLE EMPLOYEES；

    C

    DROP TABLESPACE USERS；

    D

    ALTER TABLE SALES_REP DROP PARTITION P1；

    E

    ALTER TABLE EMPLOYEES DROP COLUMN DESIG_ID；


    正确答案： E
    解析： 暂无解析

  • 第11题：

    单选题
    You enabled Flashback Data Archive on the INVENTORY table. Which DDL operation is supported on the table after enabling Flashback Data Archive？（）
    A

     Drop the table.

    B

     Partition the table.

    C

     Truncate the table.

    D

     Add a column to the table.

    E

     Rename a column in the table.


    正确答案： D
    解析： 暂无解析

  • 第12题：

    多选题
    The RECYCLEBIN parameter is set to ON for your database. You drop a table，PRODUCTS，from the SCOTT schema.  Which two statements are true regarding the outcome of this action？（）
    A

    All the related indexes and views are automatically dropped

    B

    The flashback drop feature can recover only the table structure

    C

    Only the related indexes are dropped whereas views are invalidated

    D

    The flashback drop feature can recover both the table structure and its data


    正确答案： A,D
    解析： 暂无解析

  • 第13题：

    The RECYCLEBIN parameter is set to ON for your database. You drop a table, PRODUCTS, from the SCOTT schema. Which two statements are true regarding the outcome of this action? （）(Choose two)

    • A、All the related indexes and views are automatically dropped
    • B、The flashback drop feature can recover only the table structure
    • C、Only the related indexes are dropped whereas views are invalidated
    • D、The flashback drop feature can recover both the table structure and its data

    正确答案:C,D

  • 第14题：

    You enabled Flashback Data Archive on the INVENTORY table.Which DDL operation is supported on the table after enabling Flashback Data Archive?（）

    • A、Drop the table.
    • B、Partition the table
    • C、Truncate the table.
    • D、Add a column to the table.
    • E、Rename a column in the table.

    正确答案:D

  • 第15题：

    Which two operations can be flashed back using the Flashback technology？（）

    • A、DROP USER SMITH；
    • B、DROP TABLE EMPLOYEES；
    • C、DROP TABLESPACE USERS；
    • D、ALTER TABLE SALES_REP DROP PARTITION P1；
    • E、ALTER TABLE EMPLOYEES DROP COLUMN DESIG_ID；

    正确答案:A,B

  • 第16题：

    For which two SQL statements can you use the Flashback Table feature to revert a table to its previous state？（）

    • A、UPDATE TABLE
    • B、CREATE CLUSTER
    • C、TRUNCATE TABLE
    • D、ALTER TABLE MOVE
    • E、INSERT INTO···VALUES
    • F、ALTER TABLE···DROP COLUMN
    • G、ALTER TABLE···DROP PARTITION

    正确答案:A,E

  • 第17题：

    Which two statements are correct regarding the Oracle Flashback Drop feature？ （）

    • A、 Recycle bin exists for the tables only in non-SYSTEM， locally managed tablespaces.
    • B、 You can flash back a dropped table provided row movement has been enabled on the table.
    • C、 If you drop an index before dropping its associated table， then the recovery of the index is not supported when you flash back the dropped table.
    • D、 When you execute the DROP TABLESPACE？ INCLUDING CONTENTS command， the objects in the tablespace are places in the recycle bin.
    • E、 When a dropped table is moved to the recycle bin， only the table is renamed to a system-generated name； its associated objects and constraints are not renamed.
    • F、 If you drop a table that is protected by the recycle bin， then associated bitmap-joined indexes and materialized view logs are also stored in the recycle bin.

    正确答案:A,C

  • 第18题：

    You execute this command to drop the ITEM table， which has the primary key referred in the ORDERS table：SQL> DROP TABLE scott.item CASCADE CONSTRAINTS PURGE；  Which two statements are true about theeffect of the command（）

    • A、No flashback is possible to bring back the ITEM table.
    • B、The ORDERS table is dropped along with the ITEM table.
    • C、The dependent referential integrity constraints in the ORDERS table are disabled.
    • D、The dependent referential integrity constraints in the ORDERS table are removed.
    • E、The table definition of the ITEM table and associated indexes are placed in the recycle bin

    正确答案:A,D

  • 第19题：

    多选题
    Which two operations can be flashed back using the Flashback technology？（）
    A

    DROP USER SMITH；

    B

    DROP TABLE EMPLOYEES；

    C

    DROP TABLESPACE USERS；

    D

    ALTER TABLE SALES_REP DROP PARTITION P1；

    E

    ALTER TABLE EMPLOYEES DROP COLUMN DESIG_ID；


    正确答案： A,B
    解析： 暂无解析

  • 第20题：

    多选题
    For which two SQL statements can you use the Flashback Table feature to revert a table to its previous state？（）
    A

    UPDATE TABLE

    B

    CREATE CLUSTER

    C

    TRUNCATE TABLE

    D

    ALTER TABLE MOVE

    E

    INSERT INTO···VALUES

    F

    ALTER TABLE···DROP COLUMN

    G

    ALTER TABLE···DROP PARTITION


    正确答案： C,B
    解析： 暂无解析

  • 第21题：

    多选题
    You issued the following command：        SQL> DROP TABLE MYTABLE；        SQL> SHOW RECYCLEBIN  The following output is returned：        ORIGINAL NAME RECYCLEBIN NAME               OBJECT TYPE      DROP TIME        ------------- ------------------------------ --------------- --------------------        MYTABLE BIN$04LhcpndanfgMAAAAAANPw==$0     TABLE           2005-01-13：20：11：31  You want to drop the table， MYTABLE， from the Recycle Bin. Which two commands can you issue to accomplish the desired task？（）
    A

    DROP TABLE MYTABLE PURGE；

    B

    PURGE RECYCLEBIN；

    C

    PURGE TABLE MYTABLE；

    D

    PURGE TABLE BIN$04LhcpndanfgMAAAAAANPw==$0；


    正确答案： A,B
    解析： 暂无解析

  • 第22题：

    多选题
    Which two statements regarding the Flashback Table feature are correct?（）
    A

    Flashback Table can be performed on system tables.

    B

    Flashback Table operation does not shrink the segments.

    C

    Flashback Table uses log mining to extract SQL_REDO and SQL_UNDO statements.

    D

    Flashback Table operation acquires exclusive data manipulation language (DML) locks.


    正确答案： C,B
    解析： 暂无解析

  • 第23题：

    单选题
    On Monday， you dropped the DEPT table from your schema and then you re/x7fcreated the DEPT table in your schema. On Wednesday， you have a requirement to restore the DEPT table from the recycle bin. Which statement is correct？（）
    A

    You can restore the DEPT table by using the Oracle Flashback Drop feature， provided you use the RENAME TO clause.

    B

    You can restore the DEPT table by using the Oracle Flashback Drop feature and a system­generated name will be assigned to the restored table.

    C

    You cannot restore the DEPT table by using the Oracle Flashback Drop feature because a table withthe name DEPT already exists in your schema.

    D

    You cannot restore the DEPT table by using the Oracle Flashback Drop feature because the contents of the recycle bin are purged every 12 hours by default.


    正确答案： B
    解析： 暂无解析

  • 第24题：

    多选题
    You execute this command to drop the ITEM table， which has the primary key referred in the ORDERS table：SQL> DROP TABLE scott.item CASCADE CONSTRAINTS PURGE；  Which two statements are true about theeffect of the command（）
    A

    No flashback is possible to bring back the ITEM table.

    B

    The ORDERS table is dropped along with the ITEM table.

    C

    The dependent referential integrity constraints in the ORDERS table are disabled.

    D

    The dependent referential integrity constraints in the ORDERS table are removed.

    E

    The table definition of the ITEM table and associated indexes are placed in the recycle bin


    正确答案： D,B
    解析： 暂无解析

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