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秒速飞艇平台->2019年度新出现的OCP 062考试原题-3

手机版:2019-04-28 来源:

2018年的时候,OCP 11g考试题库大更新,052 053出现了很多秒速飞艇平台,

2019年,11g即将停考的前期,Oracle又出现了一次大变动,12c出现了很多秒速飞艇平台,比如062 063题库大更新

OCP解析公开课手机版:【每周五晚8点】

OCP解析公开课地址:https://ke.qq.com/course/326223

OCP解析群资料分享:1015267481 验证:ocp

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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:把数据库变成限制会话状态,只会对以后的登录有影响,对已经登录的会话没有影响。)

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