Introduction to JAVA

Java is a Successor to which programming language?

• B

• C

• C++

• D

Which laboratory was Java invented or developed in?

• Bell Laboratory

• Sun Microsystems

• Dennis Ritchie Office

• Johnson and Johnson

The name "JAVA" is known to the world as?

• A Tea Brand in India

• A Coffee Brand in Africa

• An Island in Indonesia

• Ragi Malt Juice

Java language was originally developed for operating?

• TV

• TV Setup Box

• Embedded System equipment

• All the above

Which of the following is a correct definition of a class?

• An instance of an object

• A blueprint or prototype for creating objects

• A method in Java

• A package in Java

What is an object in Java?

• A reference to a class

• A runtime entity

• A method

• An attribute

Which keyword is used to create a new instance of a class?

• new

•  this

• instance

• object

What do we mean by the "state" of an object?

• Its behavior

• The values assigned to its instance variables

• Its methods

• Its interface

Which of these best describes "Encapsulation"?

• Breaking a complex problem into simpler pieces

• Breaking a complex problem into simpler pieces

• Inheriting properties from a parent class

• Implementing multiple interfaces

When a class inherits a property from another class, it is termed as...?

• Encapsulation

• Polymorphism

• Inheritance

• Instantiation