1.备份数据库school：(使用超级管理员帐号，密码123456，下同) （1） e:/bak/school.sql 2.备份数据库school中的表student、teacher： （2） e:/bak/s_t.sql 3.备份数据库school、mydb、test： （3） e:/bak/s_m_t.sql 4.备份所有数据库： （4） e:/bak/db_all.sql 5.还原1所做的数据库备份： (5) e:/bak/school.sql 6.还原2所做的数据库备份： (6) e:/bak/s_t.sql 7.还原3所做的数据库备份： (7) e:/bak/s_m_t.sql

中国大学MOOC: Student 是SQL Server数据库School中的一个数据表，为执行SQL语句：SELECT * FROM Student，应调用SqlCommand对象的________方法。

Student 是SQL Server数据库School中的一个数据表，为执行SQL语句：SELECT * FROM Student，应调用SqlCommand对象的________方法。 A: ExecuteScalar B: ExecuteXmlReader C: ExecuteReader D: ExecuteNonQuery

Welcome back_________ . A: school B: to school C: on school

Is ________ some German friends visited last week ?: this school|this school one|this school where|this the school

Bob lives not far from the school he attends. So hegoes to school by bicycle. A: bicycle school B: bicycle to school C: bicycles school D: bicycles to school

Confucius founded A: Taoist School B: Legalist School C: Confucian School D: Mohist School

Let’s______. A: goes to school B: go to school C: went to school D: gone to school

As the teacher has announced, （） will be open thmorrow. A: school B: so school C: the school D: so the school

When did you ______this morning? A: go to school B: went to school C: goes to school D: going to school