问题:
class BaseClass{
private float x= 1.0f;
protected void setVar (float f) {x = f;}
}
class SubClass extends BaseClass {
private float x = 2.0f;
//insert code here
}
Which two are valid examples of method overriding?()
A . Void setVar(float f) {x = f;}
B . Public void setVar(int f) {x = f;}
C . Public void setVar(float f) {x = f;}
D . Public double setVar(float f) {x = f;}
E . Public final void setVar(float f) {x = f;}
F . Protected float setVar() {x=3.0f; return 3.0f; }
class BaseClass{
private float x= 1.0f;
protected void setVar (float f) {x = f;}
}
class SubClass extends BaseClass {
private float x = 2.0f;
//insert code here
}
Which two are valid examples of method overriding?()
● 参考解析
本题暂无解析
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