编写JSP小脚本,实现访问该JSP时,在会话对象中保存int型变量i的有效语句是()。A、session.setAttribute(i,”I”)B、session.setParameter(“I”,i)C、session.setAttribute(new Integer(i),”I”)D、session.setAttribute(“I”,new Integer(i))

编写JSP小脚本,实现访问该JSP时,在会话对象中保存int型变量i的有效语句是()。

  • A、session.setAttribute(i,”I”)
  • B、session.setParameter(“I”,i)
  • C、session.setAttribute(new Integer(i),”I”)
  • D、session.setAttribute(“I”,new Integer(i))

相关考题:

下面程序段的输出结果是( )。 public class Test {public static void main(String args[]){ int[] a=new int[11]; int[] p=new int[4]; int k=5; for(int i= 1 ; i<= 10;i++) a[i]=i; for(int i=1 ; i<=3;i++) p[i]=a[i*i]; for(int i= 1 ;i<=3;i++) k=k+p[i]*2; System.out.println(k); }}A.37B.31C.33D.35

顺序执行下面的语句后,输出的结果是______。public class exl6{public static void main(String[] args){int i;int a[] = new int[10];for(i = O; i < a.length; i++)a[i] = i * 10 + j;for(i = 1; i < a.length; i++)if(a[i]%5 == O)System,out.println(a[i]);}}

语句int *i;i=new int[10];,释放指针i的语句是【 】。

语句int*i=new intl [10];,释放指针i的语句是______。

用整数10创建一个Integer类的对象,下列各语句中能完成此功能的是( )。A.Integer i=new Integer(10);B.Integer i=10;C.int i=10;D.Integer i=Integer(10);

在窗体上画一个命令按钮,然后编写如下事件过程: Sub BTC(old Copy( ) As Integer,new Copy( ) As Integer) Dim i AS Integer For i=LBound(oldCopy( ))To UBound(oldCopy( )) newCopy(i)=oldCopy(i) Next i End Sub Private Sub Command1 _ Click( ) Dimm(10) As Integer,n(10)As Integer For i=1 To 10 m(i) =i*i Next i Call BTC(m,n) Print n(5) End Sub 程序运行后,单击命令按钮输出结果为A.0B.2C.10D.25

下面程序段的输出结果是( )。 public class TeSt{ public static voidmain(Stringargs[]){ int[]a=new int[11]; int[]p=new int[4]; intk=5; for(int i=1;i<=10;i++) a[i]=i; for(inti=1;i<=3;i++) p[i]=a[i*i]; for(inti=1;i<=3;i++) k=k+p[i]*2; System.out.println(k); } }A.37B.31C.33D.35

编写如下事件过程: Option Base 1 Private Sub Form Click() Dim x1()As Integer Dim i As Integer Dim s As Integer ReDim x1(3) For i = 1 To UBound(x1) x1(i)=i + 1 Next i Call sub1(x1) For i = 1 To UBound(x1) s = s + x1(i) Next i Print s End Sub Private Sub sub1(n()As Integer) Dim i As Integer ReDim Preserve n(5) For i = 3 To 5 n(i)=n(i-1)*2 Next i End Sub 程序运行后,单击窗体,则窗体上显示的内容是A.6B.12C.24D.47

在窗体上添加如下命令按纽,然后编写如下事件过程: Private Sub Command1_Click() Dim a(10)As Integer Dim p(3)As Integer k= 5 For i = 1 To 10 a(i) = i Next i For i = 1 To 3 p(i) = a(i * i) Next i For i = 1 To 3 k = k + p(i) * 2 Next i Print k End Sub该过程的运行结果为______。A.35B.33C.31D.29

在注释//Start For loop 处要插入哪段代码可实现根据变量i的值定位数组ia[]的元素?public class Lin{public void amethod(){int ia[] = new int[4];//Start For loop{ia[i]=i;System.out.println(ia[i]);}}} A. for (int i=0; iB. for (int i=0; iC. for (int i=1; iD. for (int i=0; i

下面的语句执行后变量i的值是多少,试说明理由。 integer i i=32767 i=i+1

public class Test {  public static void add3 (Integer i) {  int val = i.intValue();  val += 3;  i = new Integer(val); }  public static void main(String args[]) {  Integer i = new Integer(0);  add3(i);  System.out.println(i.intValue());  }  }   What is the result? () A、 0B、 3C、 Compilation fails.D、 An exception is thrown at runtime.

You need to create a JSP that generates some JavaScript code to populate an array of strings used on theclient-side. Which JSP code snippet will create this array?()A、MY_ARRAY = new Array();% for ( int i = 0; i  serverArray.length; i++ ) { MY_ARRAY[%= i %] = ’%= serverArray[i] %’;} %B、MY_ARRAY = new Array();. % for ( int i = 0; i  serverArray.length; i++ ) { . MY_ARRAY[${i}] = ’${serverArray[i]}’;. } %C、MY_ARRAY = new Array();. % for ( int i = 0; i  serverArray.length; i++ ) { % . MY_ARRAY[%= i %] = ’%= serverArray[i] %’;. % } %D、MY_ARRAY = new Array();% for ( int i = 0; i  serverArray.length; i++ ) { % . MY_ARRAY[${i}] = ’${serverArray[i]}’;. % } %

Given:  Integer i = new Integer (42);  Long l = new Long (42);  Double d = new Double (42.0);   Which two expression evaluate to true?()A、 (i = = l)B、 (i = = d)C、 (d = = l)D、 (i.equals(d))E、 (i.equals(i))F、 (i.equals(42))

下面哪些语句能够正确地生成5个空字符串?()A、String a[]=new String[5];for(int i=0;i5;a[i++]=“”);B、String a[]={“”,“”,“”,“”,“”};C、String a[5];D、String[5]a;E、String[]a=new String[5];for(int i=0;i5;a[i++]=null);

Integer i = new Integer (42);  Long 1 = new Long (42);  Double d = new Double (42.0);   Which two expressions evaluate to True?()A、 (i ==1)B、 (i == d)C、 (d == 1)D、 (i.equals (d))E、 (d.equals (i))F、 (i.equals (42)

语句“Dim i,j As Integer”的含义是“定义两个整型变量i和j”。

Which two are valid and equivalent?()A、%! int i; %B、%= int i; %C、jsp:exprint i;/jsp:exprD、jsp:scriptletint i;/jsp:scriptletE、jsp:declarationint i;/jsp:declaration

public class test {   public static void add3 (Integer i){  int val = i.intValue ( );   val += 3;   i = new Integer (val);    }     public static void main (String args [ ] )  { Integer i = new Integer (0);    add3 (i);   system.out.printIn (i.intValue ( ) );   }    }   What is the result?()A、 Compilation will fail.B、 The program prints “0”.C、 The program prints “3”.D、 Compilation will succeed but an exception will be thrown at line 3.

能够遍历泛型List〈Integer〉 al中的所有元素的语句是哪项?()  A、for(Integer i : al)B、for(i : al)C、for(al)D、forEach(Integer i : al)

单选题You need to create a JSP that generates some JavaScript code to populate an array of strings used on theclient-side. Which JSP code snippet will create this array?()AMY_ARRAY = new Array();% for ( int i = 0; i  serverArray.length; i++ ) { MY_ARRAY[%= i %] = ’%= serverArray[i] %’;} %BMY_ARRAY = new Array();. % for ( int i = 0; i  serverArray.length; i++ ) { . MY_ARRAY[${i}] = ’${serverArray[i]}’;. } %CMY_ARRAY = new Array();. % for ( int i = 0; i  serverArray.length; i++ ) { % . MY_ARRAY[%= i %] = ’%= serverArray[i] %’;. % } %DMY_ARRAY = new Array();% for ( int i = 0; i  serverArray.length; i++ ) { % . MY_ARRAY[${i}] = ’${serverArray[i]}’;. % } %

多选题Which two are valid and equivalent?()A%! int i; %B%= int i; %Cjsp:exprint i;/jsp:exprDjsp:scriptletint i;/jsp:scriptletEjsp:declarationint i;/jsp:declaration

单选题编写JSP小脚本,实现访问该JSP时,在会话对象中保存int型变量i的有效语句是()。Asession.setAttribute(i,”I”)Bsession.setParameter(“I”,i)Csession.setAttribute(new Integer(i),”I”)Dsession.setAttribute(“I”,new Integer(i))

多选题Given:  Integer i = new Integer (42);  Long l = new Long (42);  Double d = new Double (42.0);   Which two expression evaluate to true?()A(i = = l)B(i = = d)C(d = = l)D(i.equals(d))E(i.equals(i))F(i.equals(42))

单选题能够遍历泛型List〈Integer〉 al中的所有元素的语句是哪项?()Afor(Integer i : al)Bfor(i : al)Cfor(al)DforEach(Integer i : al)

单选题public class test {  public static void add3 (Integer i)  int val = i.intValue ( );  val += 3;  i = new Integer (val);  } public static void main (String args [ ] )  {  Integer  i = new Integer (0);  add3 (i);  system.out.printIn (i.intValue ( )  );  } What is the result?()A Compilation will fail.B The program prints “0”.C The program prints “3”.D Compilation will succeed but an exception will be thrown at line 3.

多选题Integer i = new Integer (42);   Long 1 = new Long (42);  Double d = new Double (42.0); Which two expressions evaluate to True? ()A(i ==1)B(i == d)C(d == 1)D(i.equals (d))E(d.equals (i))F(i.equals (42))