How would 6.3E code be added to TestE? How would program be written

 

2. How would another equals() method with same signature as one from Object be added to ObjA so that it's overridden? Inside that method, how would code be written to cast input parameter to an ObjA variable and perform comparison? How would program be written

3. How would memory drawing be done/completed to show all methods in ObjA and code in memory or 2 equals() methods in ObjA?

TestE: https://codeshare.io/JbNbQE