题目内容

机关、团体、企业、事业单位应当履行下列消防安全职责():(1)制定消防安全制度、消防安全操作规程 (2)实行防火安全责任制确定单位和所属各部门、岗位的消防安全责任人 (3)针对单位的特点对职工进行消防宣传教育 (4)组织防火检查,及时消除火灾隐患 (5)按照国家有关规定配置消防设施和器材、设置消防安全标志,并定期组织检验、维修、确保消防设施和器材完好、有效 (6)保障疏散通道、安全出口畅通,并设置符合国家规定的消防安全疏散标志

A. (1)(2)(3)(4)(5)(6)
B. (1)(2)(3)(4)(6)
C. (1)(2)(3)(4)(5)
D. (1)(2)(3)(5)(6)

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建国初期的指令性计划在改变我国落后的经济面貌、提高人民生活水平方面,作用很大。以下关于指令性计划的正确理解是() ①国家各级计划机关从全局利益出发,向国有企业直接下达的具有约束力的计划 ②主要是根据社会需求制定的,纳入指令性计划的产品一般由国家直接调拨分配 ③指令性计划一经下达,各级计划执行单位就必须坚决完成 ④单纯依靠指令性计划指标,难以做到充分发展商品经济,促使企业提高效率、灵活经营,灵敏地适应复杂多变的社会需求

A. ①
B. ①②
C. ①②③
D. ①②③④

某校班主任李老师在批改作业时,发现学生高某的作业本中夹了一封写有×××收的信件,李老师顺便拆封阅读了此信。这是高某写给一位女同学的求爱信,李老师看了十分生气,后来在班会上宣读了此信,同时对高某提出了批评。次日高某在家留了一张字条后离家出走。 高某家长找到李老师理论并要求将高某找回。李老师解释说:“我作为教师,对学生进行教育和管理是我的职责,我批评高某是为了教育和爱护他。他是从家中出走的,与我的工作没有关系。” 请问:

Your database is in ARCHIVELOG mode. You have two online redo log groups each of which contains one redo member. When you attempt to start the database, you receive the following errors: ORA-00313: open failed for members of log group 1 of thread 1 ORA-00312: online log 1 thread 1: ’D:\REDO01.LOG’ You discover that the online redo log file of the current redo group is corrupted. Which statement should you use to resolve this issue?()

A. SQL>ALTER DATABASE DROP LOGFILE GROUP 1;
B. SQL>ALTER DATABASE CLEAR LOGFILE GROUP 1;
C. SQL>ALTER DATABASE CLEAR UNARCHIVED LOGFILE GROUP 1;
D. SQL>ALTER DATABASE DROP LOGFILE MEMBER ’D:\REDO01.LOG’;

You issued the following command: ALTER DATABASE ENABLE BLOCK CHANGE TRACKING; What will be the result of issuing this command?()

A. The block change tracking feature is enabled, and the information about the system change number is written in the change tracking file.
B. The block change tracking feature is enabled, and the information about the log sequence number is written in the change tracking file.
C. The block change tracking feature is enabled, and the information about the blocks that are changed since the last backup is written in the change tracking file.
D. The block change tracking feature is enabled, and the information about the locations of the datafiles and the online redo log files are written in the change tracking file.

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