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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:

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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.

患者女,25岁。因被人发现意识不清2h入院。家人代述入院前1d曾与丈夫发生过激烈争吵,房内地上见一“地西泮”药物空瓶。既往无其他特殊病史。体格检查:体温34.5℃,呼吸10次/min,脉搏160次/min,血压70/45mmHg,意识不清,皮肤明显发绀,双侧瞳孔等大等圆,约2mm,有眼震,对光反射存在,双肺呼吸浅慢,节律不规整,未闻及啰音,心率150次/min,腹平软,肠鸣音1~2次/min,肝、脾肋下未触及,移动性浊音阴性,四肢腱反射亢进,病理征阳性。患者最可能的诊断是()

A. 低血糖昏迷
B. 癫痫发作
C. 颅内肿瘤
D. 肝性脑病
E. 地西泮中毒
F. 癔症

张某于2014年初开办了一家酒楼,主要从事餐饮服务。2014年取得如下收入:(1)餐饮营业收入800000元(包括销售10吨自制啤酒取得的收入50000元);(2)受托代销某品牌饮料,取得销售收入60000元,合同规定,收取固定手续费6000元;(3)12月,将以前购买的一套普通住房出售,取得销售收入650000元,该住房购买时价款为480000元。(4)张某转让持有的股票取得收入120000元,该部分股票购入时支付价款90000元。根据上述资料,回答下列问题:业务(2)应纳营业税为()元。

A. 256
B. 300
C. 8717.94
D. 10200

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