问题:
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(); }
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?()
● 参考解析
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