${vals.2}
${vals[2]}
${vals.index}
${vals[index]}
${vals}[index]
${vals[vals[index-1]]}
第1题:
Given:11.<%12.request.setAttribute("vals",newString[]{"1","2","3","4"});13.request.setAttribute("index","2");14.%>15.<%--insertcodehere--%>WhichthreeELexpressions,insertedatline15,arevalidandevaluateto"3"?()
A.${vals.2}
B.${vals["2"]}
C.${vals.index}
D.${vals[index]}
E.${vals}[index]
F.${vals[vals[index-1]]}
第2题:
A.Line26prints“a”toSystem.out.
B.Line26prints?b”toSystem.out.
C.Anexceptionisthrownatline26atruntime.
D.CompilationofclassAwillfailduetoanerrorinline6.
第3题:
A、动机—资源
B、动机----创新
C、动机----体验
D、动力----体验
第4题:
Given: 11.<% 12.request.setAttribute("vals", new String[]{"1","2","3","4"}); 13.request.setAttribute("index", "2"); 14.%> 15.<%-- insert code here --%> Which three EL expressions, inserted at line 15,are valid and evaluate to "3"?()
第5题:
此题为判断题(对,错)。
第6题:
1.public classA{2.public String doit(intx,inty){3.return"a";4.}5.6.public String doit(int...vals){7.return"b";8.}9.}And:25.A a=new A();26.System.out.println(a.doit(4,5));What is the result?()
A.Line 26 prints "a" to System.out.
B.Line 26 prints "b" to System.out.
C.An exception is thrown at line 26 at runtime.
D.Compilation of class A will fail due to an error in line 6.
第7题:
A.心理特征
B.教育程度
C.收入状况
D.自信程度
E.购买欲望
第8题:
此题为判断题(对,错)。
第9题:
为文件夹下PEG文件夹中的文件VALS.EXE建立名为SAP的快捷方式,并存放在文件夹下。
第10题:
1.public classA{ 2.public String doit(intx,inty){ 3.return"a"; 4.} 5. 6.public String doit(int...vals){ 7.return"b"; 8.} 9.} And: 25.A a=new A(); 26.System.out.println(a.doit(4,5)); What is the result?()