A.Component类
B.Contmner类
C.Frame类
D.Pane1类
[单选题]A.pplet类的直接父类是( )*A.Component类B.Frame类C.Container类D.Panel类
[单选题]A.pplet类的直接父类是( )。A.Component类B.Container类C.Frame类D.Panel类
[单选题]A.pplet类的直接父类是 ( )A.Component类B.Container类C.Frame类D.panel类
[单选题]JComponent的直接父类是A.ComponentB.ContainerC.SwingD.JApplet
[单选题]在Java Applet程序用户自定义的Applet子类中,一般需要重载父类的( )方法来完成主类实例的初始化工作。A.start()B.stop()C.init()D.paint()
[单选题]在Swing中,JButton的直接父类是( )。A.java.awt.ButtonB.java.awt.ContainerC.javax.swing.ButtonD.javax.swing.AbstractButton
[单选题]在Swing中,JButton的直接父类是 ( )A.java.awt.ButtonB.java.awt.ContainerC.javax.swing.ButtonD.javax.swing.AbstractButton
[单选题]在Swing中,JButton的直接父类是A.java.awt.ButtonB.java.awt.ContainerC.javax.swing.ButtonD.javax.swing.AbstractButton
[单选题]F.ileOutputStream类的父类是______。A.FileOutputB.FileC.OutputStreamD.InputStream
[单选题]类是所有异常类的父类。A.ThrowableB.ErrorC.ExceptionD.AWTError