Overriding

khameed
Quiz by khameed, updated more than 1 year ago
khameed
Created by khameed over 6 years ago
45
0

Description

This Quiz aims to test the basic objective of inheritance

Resource summary

Question 1

Question
One of the main concepts in OOP is _____________ That allows to use the features ( methods )of one class in another?
Answer
  • Libraries
  • Inheritance
  • polymorphism
  • abstraction

Question 2

Question
Identify the child class in the java statement. public class Student extends Person{
Answer
  • public
  • Student
  • Person
  • extends

Question 3

Question
In Method Overriding the following the following conditions hold. Select more than one that apply
Answer
  • Child class method must have same name as in the parent class.
  • Child class method must have same parameter as in the parent class.
  • Child class method must have same return type as in the parent class
  • Child class method must have different name as in the parent class.
  • Child class method must have different return type as in the parent class
  • Child class can have different method signature

Question 4

Question
Inheritance enhances the ability to reuse existing code.
Answer
  • True
  • False

Question 5

Question
An object of a sub class can not be referenced by a variable of a super class type
Answer
  • True
  • False
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