Parent class of a simple class?

Question

Question asked in interview
https://code.sololearn.com/c18GdQt55lDu/?ref=app

Answer 1

Object class is the parent class of all classes you create in Java.
If you create a class without a super class than you can check it using the instanceof operator to confirm what I said.
https://code.sololearn.com/cBDom3Nnm068/?ref=app