在已建窗体中有一命令按钮(名为Command1.,该按钮的单击事件对应的VBA代码为: Private Sub Command1_Click(. subT.Form.RecordSource = 'select * from 雇员' End Sub 单击该按钮实现的功能是
A.
使用select命令查找'雇员'表中的所有记录
B.
使用select命令查找并显示'雇员'表中的所有记录
C.
将subT窗体的数据来源设置为一个字符串
D.
将subT窗体的数据来源设置为'雇员'表
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参考答案:
举一反三
【单选题】A young girl wishes to select one of the frictionless playground slides illustrated below to give her the greatest possible speed when she reaches the bottom of the slide. Which of the slides illustra...
A.
Slide 1
B.
Slide 2
C.
Slide 3
D.
Slide 4
E.
It doesn’t matter, her speed would be the same for each slide
【单选题】When the illustrated circuit uses the current source Is and the conductance Gs in parallel as an equivalent circuit, the Is and Gs values are___________ respectively. Choose A,B,C or D.