You issued the following RMAN command to back up the database: Which two statements are true regarding the backup performed?（） Archived redo log files are backed up along with data files.。 Only data files are backed up and a restore point named FY06Q4 is created.。 Archived log files are backed up along with data files, and the archived log files are deleted.。 The command creates a restore point named FY06Q4 to match the SCN at which this backup is consistent.。
手段性攻击
合同是（）的自然人、法人、其他组织之间设立、变更、终止民事权利义务关系的协议。 平等主体。 对立主体。 交易主体。 多个主体。
敌意攻击
教学的基本任务是（） 使学生掌握系统的科学基础知识。 培养学生科学的世界观及良好的道德品质。 促进受教育者体质增强。 培养学生坚定正确的政治方向。
下列哪项不属于纤溶酶的生理作用（）
