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      2. OracleDBA回滾段管理試題

        時間:2024-05-03 21:46:17 Oracle認證 我要投稿
        • 相關(guān)推薦

        OracleDBA回滾段管理試題

          Oracle DBA也是一名管理人員,因此,也同樣要求他在參與戰(zhàn)略發(fā)展計劃以及數(shù)據(jù)庫設(shè)計上要有出色的交際能力。下面是小編整理的關(guān)于OracleDBA回滾段管理試題,希望大家認真閱讀!

        OracleDBA回滾段管理試題

          Q. 1 : What system privilege is required to create a rollback segment ?

          1. Create database

          2. Create rollback segment

          3. Alter database

          4. Create segment

          KEY:2

          Q. 2 : Oracle recommends this number of minimum extents in a rollback segment

          1. 0

          2. 1

          3. 2

          4. 3

          KEY:3

          Q. 3 : Oracle recommends that the following segment size when creating a rollback segment

          1. INITIAL > NEXT

          2. INITIAL = NEXT

          3. INITIAL < NEXT

          4. NONE OF THE ABOVE

          KEY:2

          Q. 4 : The OPTIMAL parameter for a rollback segment should be set

          1. large for long-frequently running transactions, small for short transactions.

          2. small for long-frequently running transactions, large for small transactions.

          3. small for all transactions

          4. large for all transactions

          KEY:1

          Q. 5 : In case of system failure, This type of segment is used to undo the changes

          1. Data Segment

          2. Temp Segment

          3. Redo Segment

          4. Rollback Segment

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            OracleDBA回滾段管理試題

              Oracle DBA也是一名管理人員,因此,也同樣要求他在參與戰(zhàn)略發(fā)展計劃以及數(shù)據(jù)庫設(shè)計上要有出色的交際能力。下面是小編整理的關(guān)于OracleDBA回滾段管理試題,希望大家認真閱讀!

            OracleDBA回滾段管理試題

              Q. 1 : What system privilege is required to create a rollback segment ?

              1. Create database

              2. Create rollback segment

              3. Alter database

              4. Create segment

              KEY:2

              Q. 2 : Oracle recommends this number of minimum extents in a rollback segment

              1. 0

              2. 1

              3. 2

              4. 3

              KEY:3

              Q. 3 : Oracle recommends that the following segment size when creating a rollback segment

              1. INITIAL > NEXT

              2. INITIAL = NEXT

              3. INITIAL < NEXT

              4. NONE OF THE ABOVE

              KEY:2

              Q. 4 : The OPTIMAL parameter for a rollback segment should be set

              1. large for long-frequently running transactions, small for short transactions.

              2. small for long-frequently running transactions, large for small transactions.

              3. small for all transactions

              4. large for all transactions

              KEY:1

              Q. 5 : In case of system failure, This type of segment is used to undo the changes

              1. Data Segment

              2. Temp Segment

              3. Redo Segment

              4. Rollback Segment