A.be not told
B.not be told
C.will not be told
D.must not be told
第1题:
How many hours of housework did men do every week in the 1970s?
A.About 23.
B.About 26.
C.About 13.
D.About y.
第2题:
在ORDER中插入元组时,其中的DNUM和PNUM必须出现在PATIENT和DOCTOR中。
第3题:
第4题:
ClicktheExhibitbutton.Given:11.<%com.example.Advisoradvisor=newcom.example.Advisor();%>12.<%request.setAttribute("foo",advisor);%>Assumingtherearenoother"foo"attributesinthewebapplication,whichthreearevalidELexpressionsforretrievingtheadvicepropertyofadvisor?()
A.${foo.advice}
B.${request.foo.advice}
C.${requestScope.foo.advice}
D.${requestScope[foo[advice]]}
E.${requestScope["foo"]["advice"]}
第5题:
36Youarecreatingareportwizardtocreateamatrixreport.Thequerybuild,youselectthepatient_namecolumnfromthepatienttable;thedoctor_namefromthedoctorstable;andthedoctor_ID,patient_IDandIDcolumnsfromtheproceduretable.Inthereportwizardyouselectpatient_nameastherowvalue,doctor_IDasthecolumnvaluesandthecountasthecellvalues.Youneedtoaddatotalforeachdoctorscolumn.Inthewizardreportwhichtabwillallowyoutocreatethesummarycolumn?()
第6题:
HIS颜色模型中的S表示饱和度。()