java.awt.Graphics 类的哪个方法可绘制填充矩形?
A.fillRect()
B.drawRect()
C.fillOval()
D.drawPolygon()
E.drawLine()
A.fillRect()
B.drawRect()
C.fillOval()
D.drawPolygon()
E.drawLine()
A.java.awt.AWTEvent
B.java.kang.Object
C.java.awt.Font
D.java.awt.Graphics
程序的输出结果是什么?
import java.awt.Graphics; import java.applet.Applet;
public class ttt extends Applet
{
public void paint(Graphics g )
{
int count, xPos = 25;
for (count = 1; count<= 10; count++ )
{
if (count == 8 ) break;
g.drawString(" " + count, xPos, 25 );
xPos += 10;
}
}
}
A.import java.awt.*;
B.import java.applet.Applet:
C.import java.io.*;
D.import java.awt.Graphics;
将下面的程序补充完整。
注意:不改动程序结构,不得增行或删行。
import java.appplet.Applet;
import java.awt.Graphics;
public class ex1 extends Applet
{
public void paint(Graphics______)
{
int i=682;
gap.drawstring(Integer.______(i),20,60);
}
}
A.f= new Font("Courier", Font. BOLD, 14),
B.new Font("Courier", Font. BOLD, 14),
C.Font f= Font("Courier", Font. BOLD, 14);
D.Font f= new Font("Courier", Font. BOLD, 14);
A.Ⅰ类;Ⅱ类、Ⅲ类、Ⅳ类、Ⅴ类
B.Ⅰ类、Ⅱ类;Ⅲ类、Ⅳ类、Ⅴ类
C.Ⅰ类、Ⅱ类、Ⅲ类;Ⅳ类、Ⅴ类
D.Ⅰ类、Ⅱ类、Ⅲ类、Ⅳ类;Ⅴ类