【单选题】以下将xsgl数据库中所有数据表结构进行备份的命令,正确的是( )。
A.
mysqldump -u root -p xsgl > c:\xsgl.sql
B.
mysqldump -u root -p -a xsgl > c:\xsgl.sql
C.
mysqldump -u root -p -d xsgl > c:\xsgl.sql
D.
mysqldump -u root -p -t xsgl > c:\xsgl.sql
【多选题】如下命令进行运行正确 Mysqldump -rroot –p students_courses students>c: /students_courses_2016.sql 下面的说法正确的是:
【判断题】5~58.三端集成稳压器的输出端有正负之分,使用时不得用错。
【单选题】A 56-year-old white man with a history of a large anterior wall myocardial infarction and an EF of 20% presents to your clinic. He notes shortness of breath after climbing two flights of stairs and af...
A.
Begin hydralazine and isosorbide dinitrate
D.
Hospitalization for intravenous dobutamine infusion