单选题
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？（）
发布日期：2020-04-10
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.
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.
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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其他考试
国务院办公厅于2007年6月1日发布了《关于严格执行公共建筑空调温度控制标准的通知》，要求所有公共建筑内的单位，包括国家机关、社会团体、企事业组织和个体工商户，除医院等特殊单位以及在生产工艺上对温度有特定要求并经批准的用户之外，夏季室内空调温度设置不得低于_______摄氏度；冬季室内空调温度设置不得高于_______摄氏度。
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用人单位提供的劳动合同不符合法律规定的，应当承担什么法律责任？
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根据《上海市旅行社管理办法》规定，旅行社的业务档案应当有专人保管。其中国内旅游档案保存期最低为（ ）年。
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