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单选题
Which of the following operations does not require Oracle to store information in an UNDO segments as part of the transaction?（）
A
INSERT
B
SELECT
C
UPDATE
D
DELETE
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单选题Which of the following operations does not require Oracle to store information in an UNDO segments as part of the transaction?（）A
INSERT B
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UPDATE D
DELETE
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单选题Which object privileges can be granted on a view? （）A
noneB
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单选题You executed the following query： SELECT operation， undo_sql， table_name FROM flashback_transaction_query； Which statement is correct regarding the query output？（）A
It would return information regarding only the last committed transaction.B
It would return only the active transactions in all the undo segments in the database.C
It would return only the committed transactions in all the undo segments in the database.D
It would return both active and committed transactions in all the undo segments in the database.E
It would return information regarding the transactions that began and were committed in the last 30 minutes.
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多选题You require the Oracle server to manage the undo segments and space among various active sessions automatically. You created an undo tablespace， UNDO_TBS1， in your database. Which two additional steps would you perform to achieve this？（）ASet the UNDO_RETENTION parameter to 900 or more.BCreate an initial undo segment in the undo tablespace.CEnable the retention guarantee for the undo tablespace.DSet the UNDO_TABLESPACE parameter to UNDO_TBS1.ESet the UNDO_MANAGEMENT initialization parameter to AUTO.
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单选题You need to give the MANAGER role the ability to select from, insert into, and modify existing rows in the STUDENT_GRADES table. Anyone given this MANAGER role should be able to pass those privileges on to others. Which statement accomplishes this? （）A
GRANT select, insert, update ON student_grades TO managerB
GRANT select, insert, update ON student_grades TO ROLE managerC
GRANT select, insert, modify ON student_grades TO manager WITH GRANT OPTION;D
GRANT select, insert, update ON student_grades TO manager WITH GRANT OPTION;E
GRANT select, insert, update ON student_grades TO ROLE manager WITH GRANT OPTION;F
GRANT select, insert, modify ON student_grades TO ROLE manager WITH GRANT OPTION;
考题
单选题You executed the following query： SELECT operation， undo_sql， table_name FROM flashback_transaction_query； Which statement is correct regarding the query output？（）A
It would return information regarding only the last committed transaction.B
It would return only the active transactions in all the undo segments in the database.C
It would return only the committed transactions in all the undo segments in the database.D
It would return both active and committed transactions in all the undo segments in the database.E
It would return information regarding the transactions that began and were committed in the last 30 minutes.
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