The code will not execute as there is a compile-time error.

Method in Lecturer

Person

Person

The code will not execute as there is a run-time error.

Person p = s;

Student student = s;

Object o = s;

FIT1051Student student = s;

The ability of data in a single form, to be reused by all subclasses

The ability for a data to be processed in more than one form

The ability of undefined data to be processed in at least one form

Same name, different signature, sub/super class

Select this option if you think none of the above are required.

Same name, different signature, same class

Same name, same signature, sub/super class

Same name, same signature, same class

Single inheritance

Multiple inheritance

Java doesn't support inheritance

Hybrid inheritance

Double inheritance

new

final

constant

protected

public class B extends A

public class A inherits B

public class A extends B

public class B inherits A

Lecturer lec = (Lecturer)objRef; 
lec.age = 21;

is an example of Downcasting

Person objRef = new Lecturer(); 
objRef.name = "Goo";

is an example of Upcasting

objRef.display(); 
lec.display();

outputs:

The code will not compile.

System.out.println(lec.name + "/" + lec.age);

outputs:

Goo/21

If you think none of the above will cause a syntax error, select this option

A sub class reference variable referencing an object of the sub class type

A super class reference variable referencing an object of the super class type

A super class reference variable referencing an object of the type of one of its sub classes

A sub class reference variable referencing an object of the type of the sub class's super class

The program should have a single class called Club. This class should have fields storing the name and memberID of each member.

The program should have two classes called Club and Member. The Member class should have fields holding the name and memberID of each member, and the Club class should hold a list of Member objects.

The program should have four classes called Club, Member, Name, and MemberID. The Club class should hold a list of Member objects, and the Member class should contain references to the Name and MemberID objects.

The program should have a single class called Member. This class should have fields storing the name, memberID, and club of the member.