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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 7048

what is the difference between ArrayList and Vector

 19 43613

what is default constructor and parameterised constructor with example?

 1 2558

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

 3 6219

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

 5 7077

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 5643

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 2664

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

 3 7572

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 10888

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 8776

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 9056

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 5296

How will you convert an ArrayList to Arrays?

 4 7660

What is serialVersionUID and what is its need?

 1 2882

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KPIT Core Java Interview Questions


Un-Answered Questions

Define concurrency control. : Transact sql

574

what is the use of set statement in tsql? : Transact sql

515

What is the difference between user control an custom control? Advantages/disadvantages?

561

What is pivot table explain with example?

278

Name some of the JavaScript features?

556




Block diagram of Power line communication?

1863

A company purchase goods Rs.2000/- & input vat received rs.100/- but at the time he sold goods 1000/- as a sales & 1000/- as a sock transfer. plz tell me how much take input claim in this case.

1735

What is a method in c?

608

What is a trait mixins in scala?

1

If a diesel engine is running at 2500 RPM, How much would be RPM of turbocharger?

888

What is in mkdir command?

532

You are given a singly linked list. How would you find out if it contains a loop or not without using temporary space?

677

what is meant by MultiServer?

1758

What are floating point numbers? How many types of floating number are there?

481

Differentiate between gram +ve and gram -ve bacteria.

574