更多"在下列程序的下划线处,填入适当语句使程序能正确执行并输出异常栈信息。 "的相关试题:
[填空题]在下列程序的下划线处,填入适当语句使程序能正确执行并输出异常栈信息。
public class Throwable Exception
public static voidmain(Stringargs[i]
try
thrownewThrowable("异常");
catch(Throwablee)
System.out.println("CaughtThrowable");
System.out.println("e.getMessage( ):"+e.getMessage( ));
System.out.println("e.toString( ):"+e.toString( ));
System.out.println("e.printStackTrace( ):");
;
[填空题]在下列程序的下划线处,填入适当语句,使程序能正确执行并输出异常栈信息。
public class ThrowableException
public static void main(String args[])
try
throw new Throwable("这里是本人定义的异常");
catch(Throwable e)
System.out.pfinfin("Caught Throwable");
System.out.println("e.getMessageO: "+e.getMessageO);
System.out.println("e.toString0: "+e.toStringO);
System.out.println("e.printStackTrace( ): ");
【11】 ;
[填空题]在下列程序的下划线处,填入适当语句使程序能正确执行并输出异常栈信息。
public class ThrowableException{
public static void main(String args[]{
try{
throw new Throwable(“这里是本人定义的异常”);
}catch(Throwable e){
System.out.println("Caught Throwable");
System.out.println("e.getMessage( ): "+e.getMessage( ));
System.out.println("e.toString( ):"+e.toString( ));
System.out.println( "e.printStackTrace( ):");
【 】;}}}
[填空题]在下列程序的下画线处,填入适当语句使程序能正确执行并输出异常栈信息。
Public class ThrowableException
Public static void main (String args[])
try
throw new Throwable("这里是本人定义的异常");
catch(Throwable e)
System.out.printIn("Caught Throwable");
System.out.printIn("e.getMessage( ):"+e.getMessage( ));
System.out .printIn("e.toString( ):"+e.toString( ));
System.out.printin("e.printStackTrace( ):");
______;)
[填空题]在下面程序的下画线处,填入适当的语句使程序能正确执行并输出异常栈信息。
public class ThrowableException
public static void main(String args[])
try
throw new Throwable("这里是本人定义的异常");
catch(Throwable e)
System.out.println("Caught Throwable");
System.out.println("e.getMessage( ):"+e.getMessage( ));
System.out.println("e.toString( ):"+e.toString( ));
System.out.println("e.printStackTrace( ):");
______
[简答题]当按下鼠标时,一个圆不断地增大半径。
注意:请勿改动已有语句内容,仅在下划线处填入适当的语句。
import java.applet.*;
import java.awt.*;
import java.awt.event.*;
public class ex1 extends applet implements MouseListener
{
TextField text;
int x;
public void init( )
{
x=6;
text=new TextField(30);
add(text);
addMouseListener(this);
}
public void paint(Graphics g)
{
x= x+2;
g.drawOval(10,10,x,x);
}
public void mousePressed(MouseEvent e)
{
Text.setText("鼠标按下的位置是:"+e.getX( )+","e.getY( ));
repaint( );
}
public void mouseReleased(MouseEvent e)
{
Text.setText("鼠标松开的位置是:"+e.getX( )+","e.getY( ));
repaint( );
}
public void mouseEntered(MouseEvent e)
{
Text.setText("鼠标进来的位置是:"+e.getX( )+","e.getY( ));
repaint( );
}
public void mouseExited(MouseEvent e)
{
Text.setText("鼠标退出的位置是:"+e.getX( )+","e.getY( ));
______;
}
}
[单项选择]下列程序中下画线处应填入的语句是
class Base
public:
void fun( ) cout < < "Baseoffun" < < endl;
;
class Derived:public Base
void fun( )
______//显示基类的成员函数fun
cout < < "Derived of fun" < < endl;
;
A) fun( ) ; B) Base. fun( ) ;
C) Base: :fun( ) ; D) Base->fun( ) ;
[单项选择]下列程序中下画线处应填入的语句是
class Base
{
public:
void fun( ) {cout < < "Baseoffun" < < endl;}
};
class Derived:public Base
{
void fun( )
{
______//显示基类的成员函数fun
cout < < "Derived of fun" < < endl;
}
};
A) fun( ) ; B) Base. fun( ) ;
C) Base: :fun( ) ; D) Base->fun( ) ;
[单项选择]下列程序中横线处应填入的语句是( )。
class Base
public:
vold fun( )cout<<"Base of fun"<<endl;
;
class Derived:public Base
void fun( )
//显示基类的成员函数fun
cout<<"Derived of fun"<<endl;
;
A. fun();
B. Base.fun();
C. Base::fun();
D. Base->fun();
[单项选择]下列程序中横线处应填入的语句是( )。
Class Base
public:
roid fun( )cout<<“Base of fun”<<endl;)
;
class Derived:public Base
void fun( )
//显示基类的成员函数fun
cout<<“Derived Of fun”<<endl;
;
A. fun();
B. Base.fun();
C. Base::fun();
D. Base->fun();
[填空题]找出其中的最大值和对应的输入位置。请在空白处填入适当语句,使程序可以完成指定的功能。
Private Sub Command12_Click( )
max=0
maxn=0
For i=1 To 10
num=Val(InputBox("请输入第"&i&"个大于0的整数:"))
If (11) Then
max=num
maxn= (12)
End If
Next i
MsgBox("最大值为第"&maxn&"个输入的"&max)
End Sub
[单项选择]为了支持压栈线程与弹栈线程之间的交互与同步,在下画线处依次填入的语句是
public class IntStack
private int idx=0;
private int[]data=new int[8];
public ______ void push(int i)
data[idx]=i;
idx++;
______
…
A. synchronized() notify()
B. synchronized() this.wait()
C. synchronized() this.notify()
D. synchronized() sleep()