Answer Posted / manoj donga

OOP is Nothing but Object Oriented Programming.
In OOPs concept is implimented in our real life systems.
OOPs have following features
1. Object - Instance of class
2. Class - Blue print of Object
3. encapsulation - Protecting our data
4. polymorphism - Different behaviors at diff. instances
5. abstraction - Hidding our irrelavance data
6. inheritence - one property of object is aquring to
another property of object

Simple Ex.

Please assume u standing near a car. How to impliments our
OOPs concept for this scenario ?

Simple,
car is a object b'coz it having more functions.
car is a class b'coz it contain more parts and features
inside.
car is a Encapsulation B'coz it protected some unwanted
parts or functions to user
car is a Polymorphism b'coz it have different speed as
display in same speedometer
car is a Abstraction b'coz it hidding more parts by coverig
such as engine,disel tank
car is a Inheritance b'coz one car is a property of more
people. i mean your car is driving bu you, your friend and
your relatives.

List the different types of classloaders in java.

972

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Is a class an object?

1005

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Define an enumeration?

1045

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Is ++ operator is thread safe in java?

959

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What is not object oriented programming?

949

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What is singleton class in java and how can we make a class singleton?

1163

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What is singletonlist in java?

967

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Can we use string in the switch case?

1043

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What is the main use of java?

1169

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How to sort list of list in java?

1094

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How do you clear an arraylist in java?

985

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How can we use primitive data types as objects?

961

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What is an example of a keyword?

1107

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Describe the Big-O Notation.

1047

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What are data types in oop?

1034

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