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【新題】ocp 062 2019年考試新題-3

commit active 考試 sessions state ica rmi execute con

3.A database is open read write and the instance has multiple sessions some of which have active transactions.

  You execute this command:

  SQL> ALTER SYSTEM ENABLE RESTRICTED SESSION;

  Which three are true about the active transactions?

  A) They may continue to issue dml statements.

  B) They may issue commit or rollback statements.

  C) They may continue to issue queries.

  D) They are suspended and unable to issue any statements.

  E) They are terminated immediately.

  F) They are rolled back automatically.

  Answer:ABC

  (解析:把數據庫變成限制會話狀態,只會對以後的登錄有影響,對已經登錄的會話沒有影響。)

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【新題】ocp 062 2019年考試新題-3