
Quiz on Arrays, Inheritance, and Interfaces in Java
Authored by C Kumar
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the starting index of an array in Java?
None of the above
1
2
0
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which keyword is used to inherit properties from a superclass in Java?
implements
extends
inherits
super
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which method is used to sort an array in Java?
sortArray()
Arrays.sort()
arraySort()
sort()
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the 'final' keyword in Java?
To define an interface
To declare a constant
To create an abstract class
To inherit a class
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a type of inheritance in Java?
Hierarchical Inheritance
Circular Inheritance
Multilevel Inheritance
Single Inheritance
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following cannot be overridden in Java?
Static methods
Public methods
Protected methods
Private methods
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main purpose of interfaces in Java?
To implement encapsulation
To define constants
To create abstract classes
To achieve multiple inheritance
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