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 flashb

题目

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.
相似考题

1.View the exhibit and examine the TRANS table‘s storage information.After a massive delete operation, you executed the following statement to shrink the TRANS table:SQL> ALTER TABLE trans SHRINK SPACE CASCADE;Which statement describes the outcome of the command?（）A. An error is produced.B. The table and all related objects are compacted and the position of the high-water mark (HWM) for the table is adjustedC. The table and related indexes are compacted but the position of the high-water mark (HWM) for the table remains unchangedD. The unused space in the table is reclaimed and returned to the tablespace and the data manipulation language (DML) triggers on the table are fired during the shrinking process

2.You have not configured Oracle Managed Files （OMF） in your database. You do not want to scan the entire datafile every time an incremental backup is performed. You decide to enable the block change tracking feature. Which statement will you use to enable the block change tracking feature？（）A、 ALTER SYSTEM ENABLE BLOCK CHANGE TRACKING；B、 ALTER DATABASE ENABLE BLOCK CHANGE TRACKING；C、 ALTER SYSTEM ENABLE BLOCK CHANGE TRACKING USING FILE ；D、 ALTER DATABASE ENABLE BLOCK CHANGE TRACKING USING FILE ；

3. You created the DEPT table by using the following command：   CREATE TABLE scott.dept   （deptno NUMBER（3），   dname VARCHAR2（15），   loc VARCHAR2（15） ）   STORAGE （INITIAL 100K NEXT 50K  MAXEXTENTS 10 PCTINCREASE 5  FREELIST GROUPS 6 FREELISTS 4）；You are required to shrink the DEPT table. While performing the shrink operation， you want to ensure that the recovered space is returned to the tablespace in which the DEPT table is stored. You do not want to shrink the indexes created on the DEPT table. What will you do to shrink the SCOTT.EMP table？（）A、 Issue the ALTER TABLE SCOTT.DEPT SHRINK SPACE COMPACT； statement.B、 Issue the ALTER TABLE SCOTT.DEPT SHRINK SPACE； statement.C、 Issue the ALTER TABLE SCOTT.DEPT SHRINK SPACE CASCADE； statement.D、 You cannot shrink the SCOTT.EMP table.

4.You have not configured Oracle Managed Files (OMF) in your database. You do not want to scan the entire datafile every time an incremental backup is performed. You decide to enable the block change tracking feature. Which statement should you use to enable the block change tracking feature?（）A. ALTER DATABASE ENABLE BLOCK CHANGE TRACKING;B. ALTER SYSTEM ENABLE BLOCK CHANGE TRACKING USING FILE <path>;C. ALTER DATABASE ENABLE BLOCK CHANGE TRACKING USING FILE <path>;D. ALTER SYSTEM ENABLE BLOCK CHANGE TRACKING;

更多“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 flashb”相关问题

  • 第1题：

    In one of your online transaction processing （OLTP） applications， users are manipulating and querying a database table simultaneously. From the Segment Advisor， you find that one of the tables is highly fragmented and you want to shrink the table immediately without affecting the currently active queries.  Which option would you use with the ALTER TABLE command to achieve this objective？（）

    • A、REBUILD
    • B、CASCADE
    • C、TRUNCATE
    • D、ROW MOVEMENT
    • E、SHRINK SPACE COMPACT
    • F、SHRINK SPACE CASCADE

    正确答案:E

  • 第2题：

    You issued the following command to analyze the SCOTT.EMP table for block corruption：   ANALYZE TABLE SCOTT.EMP VALIDATE STRUCTURE；  You received the following error：   ORA-01578： ORACLE data block corrupted  （file # %s， block # %s）   How will you resolve the block corruption problem？（）

    • A、 by using the DBMS_REPAIR package
    • B、 by using the DB_BLOCK_CHECKING parameter
    • C、 by using the DBVERIFY utility
    • D、 will not be completely resolved until the hardware fault is corrected

    正确答案:D

  • 第3题：

    You work as a database administrator for Certkiller .com. 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 ortablespacetype What could be the reason？（）

    • A、The table is partitioned
    • B、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.

    正确答案:E

  • 第4题：

    You have not configured Oracle Managed Files (OMF) in your database. You do not want to scan the entire datafile every time an incremental backup is performed. You decide to enable the block change tracking feature.Which statement should you use to enable the block change tracking feature?（）

    • A、ALTER DATABASE ENABLE BLOCK CHANGE TRACKING
    • B、ALTER SYSTEM ENABLE BLOCK CHANGE TRACKING USING FILE
    • C、ALTER DATABASE ENABLE BLOCK CHANGE TRACKING USING FILE
    • D、ALTER SYSTEM ENABLE BLOCK CHANGE TRACKING

    正确答案:C

  • 第5题：

    单选题
    You have not configured Oracle Managed Files (OMF) in your database. You do not want to scan the entire datafile every time an incremental backup is performed. You decide to enable the block change tracking feature. Which statement should you use to enable the block change tracking feature?（）
    A

    ALTER DATABASE ENABLE BLOCK CHANGE TRACKING;

    B

    ALTER SYSTEM ENABLE BLOCK CHANGE TRACKING USING FILE <path>;

    C

    ALTER DATABASE ENABLE BLOCK CHANGE TRACKING USING FILE <path>;

    D

    ALTER SYSTEM ENABLE BLOCK CHANGE TRACKING;


    正确答案： D
    解析： 暂无解析

  • 第6题：

    单选题
    You work as a database administrator for Certkiller .com. 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 ortablespacetype What could be the reason？（）
    A

    The table is partitioned

    B

    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.


    正确答案： B
    解析： 暂无解析

  • 第7题：

    单选题
    You have configured OMF in your database. You enabled the ALTER DATABASE ENABLE BLOCK CHANGE TRACKING； statement to enable the block change tracking feature.  What information will be written in the change tracking file？（）
    A

     the system change number

    B

     the locations of the redo log files

    C

     the locations of the datafiles

    D

     the physical location of all the database changes


    正确答案： C
    解析： 暂无解析

  • 第8题：

    单选题
    You are performing flashback of the ORDERS table in the Scott’s schema because some important data is deleted in the table by mistake. The SCN number was 771513 at the time of deletion. You issued the following statement to perform Flashback Table：  SQL> FLASHBACK TABLE ORDERS TO SCN 771513；   What is the prerequisite to perform Flashback Table？（）
    A

     You must configure OMF in your database.

    B

     You must enable block change tracking feature in your database.

    C

     You must enable ROW MOVEMENT feature on the ORDERS table.

    D

     You must use the Flashback Version Query before using the Flashback Table feature.


    正确答案： B
    解析： 暂无解析

  • 第9题：

    单选题
    You created the DEPT table by using the following command：   CREATE TABLE scott.dept   （deptno NUMBER（3），   dname VARCHAR2（15），   loc VARCHAR2（15） ）   STORAGE （INITIAL 100K NEXT 50K  MAXEXTENTS 10 PCTINCREASE 5  FREELIST GROUPS 6 FREELISTS 4）；You are required to shrink the DEPT table. While performing the shrink operation， you want to ensure that the recovered space is returned to the tablespace in which the DEPT table is stored. You do not want to shrink the indexes created on the DEPT table. What will you do to shrink the SCOTT.EMP table？（）
    A

     Issue the ALTER TABLE SCOTT.DEPT SHRINK SPACE COMPACT； statement.

    B

     Issue the ALTER TABLE SCOTT.DEPT SHRINK SPACE； statement.

    C

     Issue the ALTER TABLE SCOTT.DEPT SHRINK SPACE CASCADE； statement.

    D

     You cannot shrink the SCOTT.EMP table.


    正确答案： B
    解析： 暂无解析

  • 第10题：

    单选题
    You issued the following command to analyze the SCOTT.EMP table for block corruption：   ANALYZE TABLE SCOTT.EMP VALIDATE STRUCTURE；  You received the following error：   ORA-01578： ORACLE data block corrupted  （file # %s， block # %s）   How will you resolve the block corruption problem？（）
    A

     by using the DBMS_REPAIR package

    B

     by using the DB_BLOCK_CHECKING parameter

    C

     by using the DBVERIFY utility

    D

     will not be completely resolved until the hardware fault is corrected


    正确答案： D
    解析： 暂无解析

  • 第11题：

    单选题
    When shrinking a table segment， you choose to shrink all the indexes for that table using the SHRINK SPACE command. Which clause should you use？（）
    A

     INCLUDING DEPENDENCIES

    B

     INCLUDING DEPENDENCIES CASCADE

    C

     COMPACT

    D

     CASCADE

    E

     None of the above


    正确答案： C
    解析： 暂无解析

  • 第12题：

    单选题
    You have not configured Oracle Managed Files （OMF） in your database. You do not want to scan the entire datafile every time an incremental backup is performed. You decide to enable the block change tracking feature.  Which statement should you use to enable the block change tracking feature？（）
    A

     ALTER DATABASE ENABLE BLOCK CHANGE TRACKING

    B

     ALTER SYSTEM ENABLE BLOCK CHANGE TRACKING USING FILE 

    C

     ALTER DATABASE ENABLE BLOCK CHANGE TRACKING USING FILE 

    D

     ALTER SYSTEM ENABLE BLOCK CHANGE TRACKING


    正确答案： C
    解析： 暂无解析

  • 第13题：

    When shrinking a table segment， you choose to shrink all the indexes for that table using the SHRINK SPACE command. Which clause should you use？（）

    • A、 INCLUDING DEPENDENCIES
    • B、 INCLUDING DEPENDENCIES CASCADE
    • C、 COMPACT
    • D、 CASCADE
    • E、 None of the above

    正确答案:D

  • 第14题：

    You have configured OMF in your database. You enabled the ALTER DATABASE ENABLE BLOCK CHANGE TRACKING； statement to enable the block change tracking feature.  What information will be written in the change tracking file？（）

    • A、 the system change number
    • B、 the locations of the redo log files
    • C、 the locations of the datafiles
    • D、 the physical location of all the database changes

    正确答案:D

  • 第15题：

    You executed the following SQL statement to shrink the EMPLOYEES table segment stored in the EXAMPLE tablespace: ALTER TABLE employees SHRINK SPACE CASCADE; Which statement is correct in this scenario?（）

    • A、The EMPLOYEES table will be changed to read-only mode during the shrink operation.
    • B、The indexes created on the EMPLOYEES table will need to be rebuilt after the shrink operation is over.
    • C、The shrink behavior will be cascaded to all dependent segments of the table that support a shrink operation.
    • D、Data manipulation language (DML) operations will not be possible on the EMPLOYEES table during the COMPACTION phase of the shrink operation.

    正确答案:C

  • 第16题：

    You are performing flashback of the ORDERS table in the Scott’s schema because some important data is deleted in the table by mistake. The SCN number was 771513 at the time of deletion. You issued the following statement to perform Flashback Table：  SQL> FLASHBACK TABLE ORDERS TO SCN 771513；   What is the prerequisite to perform Flashback Table？（）

    • A、 You must configure OMF in your database.
    • B、 You must enable block change tracking feature in your database.
    • C、 You must enable ROW MOVEMENT feature on the ORDERS table.
    • D、 You must use the Flashback Version Query before using the Flashback Table feature.

    正确答案:C

  • 第17题：

    单选题
    You have not configured Oracle Managed Files （OMF） in your database. You do not want to scan the entire datafile every time an incremental backup is performed. You decide to enable the block change tracking feature. Which statement will you use to enable the block change tracking feature？（）
    A

     ALTER SYSTEM ENABLE BLOCK CHANGE TRACKING；

    B

     ALTER DATABASE ENABLE BLOCK CHANGE TRACKING；

    C

     ALTER SYSTEM ENABLE BLOCK CHANGE TRACKING USING FILE ；

    D

     ALTER DATABASE ENABLE BLOCK CHANGE TRACKING USING FILE ；


    正确答案： A
    解析： 暂无解析

  • 第18题：

    单选题
    In one of your online transaction processing （OLTP） applications， users are manipulating and querying a database table simultaneously. From the Segment Advisor， you find that one of the tables is highly fragmented and you want to shrink the table immediately without affecting the currently active queries. Which option would you use with the ALTER TABLE command to achieve this objective？（）
    A

     REBUILD

    B

     CASCADE

    C

     TRUNCATE

    D

     ROW MOVEMENT

    E

     SHRINK SPACE COMPACT

    F

     SHRINK SPACE CASCADE


    正确答案： B
    解析： 暂无解析

  • 第19题：

    单选题
    You have not configured Oracle Managed Files (OMF) in your database. You do not want to scan the entire datafile every time an incremental backup is performed. You decide to enable the block change tracking feature.Which statement should you use to enable the block change tracking feature?（）
    A

    ALTER DATABASE ENABLE BLOCK CHANGE TRACKING

    B

    ALTER SYSTEM ENABLE BLOCK CHANGE TRACKING USING FILE

    C

    ALTER DATABASE ENABLE BLOCK CHANGE TRACKING USING FILE

    D

    ALTER SYSTEM ENABLE BLOCK CHANGE TRACKING


    正确答案： D
    解析： 暂无解析

  • 第20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.


    正确答案： A
    解析： 暂无解析

  • 第21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.


    正确答案： B
    解析： 暂无解析

  • 第22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.


    正确答案： A
    解析： 暂无解析

  • 第23题：

    单选题
    In one of your online transaction processing （OLTP） applications， users are manipulating and querying a database table simultaneously. From the Segment Advisor， you find that one of the tables is highly fragmented and you want to shrink the table immediately without affecting the currently active queries.  Which option would you use with the ALTER TABLE command to achieve this objective？（）
    A

    REBUILD

    B

    CASCADE

    C

    TRUNCATE

    D

    ROW MOVEMENT

    E

    SHRINK SPACE COMPACT

    F

    SHRINK SPACE CASCADE


    正确答案： B
    解析： 暂无解析

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