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KPIT Core Java Interview Questions

Questions Answers Views Company eMail

What are concepts of OOPS and how are they implemented in Java?

2 8317

what is the difference between ArrayList and Vector

19 49592

what is default constructor and parameterised constructor with example?

1 3341

If your team member writes code with lots of static variables and static methods, will it cause any side effects?

3 7498

If I have 1000 objects and my requirement is to sort them quickly, then which collection would you recommend and why?

5 8856

I have a Person object with 5 variables and I want to store them in a file called Person.txt. What should I do?

3 6856

There is a Banking application. It has 2 types of account, Savings and Current. Write a method calculateInterest by passing an ArrayList of these account objects and calculate Interest accordingly. Write code for this situation

1 3532

If two threads call a static method at the same point of time, what will happen?

3 8836

There are 2 methods in a class. Both have the same method signature except for return types. Is this overloading or overriding or what is it?

9 13718

There are 2 classes, 1 LandAnimal and another WaterAnimal. There is another class Animal which wants to have the properties of both LandAnimal and WaterAnimal. How will you design this situation?

6 10744

I have a String s = java; What is the output when I say s.replaceAll('j', 'k'); Also what is the value of s after replacing?

8 11706

If you are reviewing the code of your team members, what points will you look at, assuming the performance of the application is not so great

2 6284

How will you convert an ArrayList to Arrays?

4 9289

What is serialVersionUID and what is its need?

1 3745

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KPIT Core Java Interview Questions

KPIT Core Java Interview Questions (14)

Un-Answered Questions

Can you define trident?

What are the different components you should consider while defining a responsibility in oracle apps?

1080

How to test socket connection in linux?

976

What is the definition of a keyword?

535

What tool and ide is used for node.js?

496

What is the use of the activation function?

what are the domains we have in maximo?

212

What are the differences between char and nchar in oracle?

1094

Why are shell scripts used?

1077

What are the limitations/drawbacks or ssrs 2008 r2?

139

Explain redirection?

853

Write a select query that will be displayed the duplicated site name and how many times it is duplicated?

1015

Can we use singleton functionality without making a singleton class in Python?

864

How do I open scenario manager in excel?

637

Why exchange 2013 architecture has been changed with two server roles?

1106