Ques 1 Encapsulation
What is encapsulation in Java?
a) A method of creating objects from classes
b) A technique for hiding an object's internal state and requiring controlled access through methods
c) A way to perform mathematical operations on objects
d) A process of inheritance in object-oriented programming
Ques 2 Encapsulation
What is the main benefit of encapsulation?
a) To make methods and variables available to any class
b) To restrict access to certain methods and variables for better control and security
c) To make code execution faster
d) To create a new instance of a class
Ques 3 Encapsulation
Which Java access modifier is used to make a class or member accessible only within the same package?
a) private
b) protected
c) package-private (default)
d) public
Ques 4 Encapsulation
In Java, which keyword is used to declare a private instance variable?
a) var
b) int
c) private
d) final