Answer Posted / rajib

class ConcreteClaNm extends SuperClass{}
or
class ConcreteClaNm extends IncompleteClass{}
hense java does not support multiple inheritance.
or
class IncompleteClass extends ConcreteClaNm{}
But
class ConcreteClaNm implements interface1,interface2....
{
}
or
class IncompleteClass implements interface1,interface2....
{}

public interface InterName extends InterName1,InterName2...
{}

We achive single inheritance and multiple inheritance like this.

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