多項選擇題

public class OuterClass {
private double d1 1.0；
//insert code here
}
You need to insert an inner class declaration at line2. Which two inner class declarations are valid？（）

A. static class InnerOne { public double methoda（） {return d1；} }
B. static class InnerOne { static double methoda（） {return d1；} }
C. private class InnerOne { public double methoda（） {return d1；} }
D. protected class InnerOne { static double methoda（） {return d1；} }
E. public abstract class InnerOne { public abstract double methoda（）； }

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單項選擇題

You want a class to have access to members of another class in the same package. Which is the most restrictive access modifier that will accomplish that will accomplish this objective？（）

A. Public
B. Private
C. Protected
D. Transient
E. No access modifier is required.

單項選擇題

How can you create a listener class that receives events when the mouse is moved？（）

A. By extending MouseListener.
B. By implementing MouseListener.
C. By extending MouseMotionListener.
D. By implementing MouseMotionListener.
E. Either by extending MouseMotionListener or extending MouseListener.
F. Either by implementing MouseMotion Listener or implementing MouseListener.

public class OuterClass { private double d1 1.0； //insert code here } You need to insert an inner class declaration at line2. Which two inner class declarations are valid？（）

你可能感興趣的試題

You want a class to have access to members of another class in the same package. Which is the most restrictive access modifier that will accomplish that will accomplish this objective？（）

How can you create a listener class that receives events when the mouse is moved？（）

public class OuterClass {
private double d1 1.0；
//insert code here
}
You need to insert an inner class declaration at line2. Which two inner class declarations are valid？（）

You want a class to have access to members of another class in the same package. Which is the most restrictive access modifier that will accomplish that will accomplish this objective？（）