A.DROP
B.ALTER
C.DELETE
D.ROLLBACK
第1题:
旗
A.flight
B.fly
C.fire
D.flag
第2题:
A ______ is one which affects almost the entire load virtually instantaneously.
A.mass explosion
B.projection
C.fire
D.flowing
第3题:
下面英文日期写法错误的是____?
A.May 1, 2015
B.1 May,2015
C.1 May 2015
D.May 1st, 2015
第4题:
A.Cause2
B.Cause4
C.Cause7
D.Cause15
第5题:
第6题:
STM32F103外部中断的触发方式有:
A.EXTI_Trigger_Rising
B.EXTI_Trigger_Falling
C.EXTI_Trigger_Rising_Falling
D.以上都是