Answer Posted / k.rajasekhar naidu

OOPS Concepts:
1) Encapsulation: Wrapping up of data and methods in to a
single unit is called as encapsulation.

2) Abstraction: It Supports Abstarction

3) Inheritence:Process of Aquiring properties from one
object to another without changes.

4) Polymorphism:Process of aquiring properies from one
object to anotherwith changes.

poly=many

morphism=forms

5) Message Passing:message passing is possible from one
object to another.

6) Robust and Secure: every object is strong one.
every object is secure one with their access specifiers.

What is the most important feature of java? What is an interface?

1008

---

What is the similarity between dynamic binding and linking?

1116

---

Can we override data members in java?

1136

---

How will you get the platform dependent values like line separator, path separator, etc., ?

1015

---

Define canvas?

974

---

What is the use of a copy constructor?

985

---

What is boolean used for?

1021

---

Explain the importance of finally over return statement?

1038

---

What is the byte range?

1026

---

What is scope & storage allocation of static, local and register variables? Explain with an example.

1008

---

Does a class inherit the constructors of its superclass in java programming?

1099

---

How to write custom exception in java?

1045

---

Why does java have two ways to create child threads? Which way is better?

1039

---

Can a final variable be manipulated in java?

975

---

Can we have any code between try and catch blocks?

982

---