Which of the following principle does not allow to access directly from outside the class premises?

1. data hiding
2. encapsulation
3. abstraction
4. all of the these

The process of combining data and functions that enables them to be together as a single entity is called

1. inheritance
2. encapsulation
3. classification
4. attributes

Which of the following is not an object oriented programming language?

1. C++
2. Simula
3. BASIC
4. Java

The process of restricting the free flow of data from the outside world is known as:

1. encapsulation
2. inheritance
3. function
4. class