29. Which of the following is NOT true?
A. The test is the most important for a student.
B. After class ,you should review what you have learned.
C. You should listen to your teacher and take notes carefully in class.
D. When you plan your time ,you should think of the time for eating ,sleeping and so on
第1题:
staticvoidtest()throwsError{if(true)thrownewAssertionError();System.out.print(”test);}publicstaticvoidmain(String[]args){try{test();}catch(Exceptionex){System.out.print(”exception);}System.out.print(”elld);}Whatistheresult?()
A.end
B.Compilationfails.
C.exceptionend
D.exceptiontestend
E.AThrowableisthrownbymain.
F.AnExceptionisthrownbymain.
第2题:
第3题:
下面关于CSS样式优先级,正确的是
A.!important > id > class > tag
B.id> !important > class > tag
C.!important > tag > class > id
D.tag> id > class > !important
第4题:
第5题:
使用R软件对两个总体均值之差进行假设检验,已知两个总体的方差不相等,我们先将两个总体的样本数据各自赋值给x和y,后续操作正确的是:
A.t.test(x, y,paired = TRUE)
B.t.test(x, y, var.equal=FALSE)
C.t.test(x, y, var.equal=TRUE)
D.prop.test(x, y, var.equal=FALSE)
第6题:
CSS优先级说法正确的是?
A.!important > id > class > tag
B.!important < id < class < tag
C.!important>class>id>tag
D.!important>tag>id>class