OOPs concepts

Properties of an object are also known as its

• methods

• Characteristics

• classes

• functions

Which of the following concepts of OOPs means exposing only necessary information and hiding the background details?

• Encapsulation

• Abstraction

• Data hiding

• Data binding

As blueprint is a design for a house, a class is a design for a(n):

• object

• variable

• constant

• statement

These have identity, state, and behavior.

• class
• object
• method
• void

Which one is NOT the principle of OOP?

• Class

• Abstraction

• BlueJ

• Abstraction

• Encapsulation

The wrapping up of data and functions into a single unit is called

• overloading
• class
• object
• encapsulation 

In procedure oriented programing the emphasis is on the

• object

• class

• procedure

• all of the above

In OOP the main importance is given to the

• methods

• procdures

• data

• objects

The system of using the existing class in another class is called

• encapsulation

• abstraction

• Inheritance

• abstraction

Java uses both compiler and interpreter

• true

• false