OOP Concepts

Question 1

The ability of an object to take on many forms, achieved through method overloading and overriding.

Answer 1

Polymorphism

Question 2

occurs within the same class with different signatures

Answer 2

Overloading

Question 3

subclasses with the same signature

Answer 3

Overriding

Question 4

cannot be instantiated and may contain abstract methods, while interfaces define contracts for classes to implement.

Answer 4

Abstract classes and Interfaces

Question 5

A mechanism where a class inherits properties and behaviors from another class.

Answer 5

Inheritance

Question 6

copies only the top-level object

Answer 6

Shallow copy

Question 7

copies all nested objects

Answer 7

deep copy

Question 8

Memory is managed in Jave via

Answer 8

Garbage collection