试题详情
- 多项选择题 Given: Which two classes use the Shape class correctly?()
A、public class Circle implements Shape {private int radius;}
B、public abstract class Circle extends Shape {private int radius;}
C、public class Circle extends Shape {private int radius;public void draw();}
D、public abstract class Circle implements Shape { private int radius;public void draw();}
E、public class Circle extends Shape {private int radius;public void draw() {/* code here*/}}
- B,E
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