[Solved] Inheritence – Mock Exam

Question

Which of the assignment statements in someMethod are valid?

All of them.

x, this.x and super.x all point to protected int x in class A which is visible to the subclass B. this.getX() and super.getX() both call public int getX() in class A which is visible to the subclass B.

answer, x and the return value of getX() are all of type int, so the assignment is valid.

Accepted Answer

Which of the assignment statements in someMethod are valid?

All of them.

x, this.x and super.x all point to protected int x in class A which is visible to the subclass B. this.getX() and super.getX() both call public int getX() in class A which is visible to the subclass B.

answer, x and the return value of getX() are all of type int, so the assignment is valid.