你可能感興趣的試題

public class Mycircle {
public double radius；
public double diameter；
public void setRadius（double radius）
this.radius = radius；
this.diameter= radius * 2；
}
public double getRadius（） {
return radius；
}
Which statement is true？（）

A. The Mycircle class is fully encapsulated.
B. The diameter of a given MyCircle is guaranteed to be twice its radius.
C. Lines 6 and 7 should be in a synchronized block to ensure encapsulation.
D. The radius of a MyCircle object can be set without affecting its diameter.

多項選擇題

Which two statements are true？（）

A. An inner class may be declared as static.
B. An anonymous inner class can be declared as public.
C. An anonymous inner class can be declared as private.
D. An anonymous inner class can extend an abstract class.
E. An anonymous inner class can be declared as protected.

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You want to limit access to a method of a public class to members of the same class. Which access modifier accomplishes this objective？（）

你可能感興趣的試題

public class Mycircle { public double radius； public double diameter； public void setRadius（double radius） this.radius = radius； this.diameter= radius * 2； } public double getRadius（） { return radius； } Which statement is true？（）

Which two statements are true？（）

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public class Mycircle {
public double radius；
public double diameter；
public void setRadius（double radius）
this.radius = radius；
this.diameter= radius * 2；
}
public double getRadius（） {
return radius；
}
Which statement is true？（）