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政工干部的劳动特点有哪些？

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饭店员工的职业守则主要内容是：（）；遵纪守信；文明礼貌，优质服务；团结合作，顾全大局；安全操作，注重环保。

A. 热情有礼，客人第一
B. 热情友好，宾客至上
C. 热情接待，待客大方
D. 热情款待，宾客第一

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基层党支部应着力增强的“三种能力”是指：解决自身问题的能力、领导单位全面建设的能力和组织基层官兵军事训练的能力.

A. 正确
B. 错误

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You are working on the PROD database， which is in NOARCHIVELOG mode. You lost the active online redo log group due to a media failure. How should you recover your database？（）

A. Restore the database from a whole consistent backup and start the database in MOUNT mode. Then， open the database with the RESETLOGS option after performing a cancel-based recovery.
B. Restore the database from a whole consistent backup and start the database in MOUNT mode. Then， drop the lost redo log group and open the database with the RESETLOGS option after performing a cancel-based recovery.
C. Restore the database from a whole consistent backup and start the database in MOUNT mode. Then， clear the lost redo log group and open the database with the RESETLOGS option after performing a cancel-based recovery.
Do nothing. You do not need to recover the database in this case； an instance recovery will be performed by the SMON process on startup.

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阻抗

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