Answer Posted / praveena

OOPS Concepts are mainly 4
1.Abstraction
2.Encapsulation
3.Inheritance
4.Polymorphisam

Abstraction:Hiding unneccessary data from user is called
Abstraction access specifiers like public,private etc are
used to provide different level in abstraction.


Encapsulation:Taking data and object in a single unity is
called Encapsulation.A class is example for Encapsulation.

Inheritance:creating anew class from existing class is
called Inheritance.reusability is main advantage in
inheritance.

polymorphism:if single mthod performs different task is
called polymorphism.

Discuss different types of errors that generally occur while programming.

1042

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Who is the owner of java?

1005

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4.1 Supply contracts (in the form of comments specifying pre- and post conditions) for the enqueue() method of the LinkedQueue class given in the Appendix. (2) 4.2 Let Thing be a class which is capable of cloning objects, and consider the code fragment: Thing thing1 = new Thing(); //(1) Thing thing2 = thing1; //(2) Thing thing3 = (Thing) thing1.clone(); //(3) Explain how the objects thing2 and thing3 differ from each other after execution of the statements. (

1874

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why java uses class level type casting ?

2668

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Distinguish between a predicate and a function?

995

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What are the various access specifiers for java classes?

1065

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What about method local inner classes or local inner classes in java?

1067

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What is callablestatement? How you can call stored procedure to pass in parameter?

1025

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What are void pointers?

1314

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how to deploy tomcatserver to weblogic server? write d following steps?

1968

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What is size_t?

987

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What are heap memory and stack memory and what are memory tables.

990

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What is the byte order of byte buffer?

1024

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What function extracts specified characters from a string?

1008

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Is there a way to increase the size of an array after its declaration?

1055

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