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HCL Core Java Interview Questions
Questions Answers Views Company eMail

java program that takes a 3 digit number n and finds out whether the number 2^n + 1 is prime, or if it is not prime find out its factors.

7 6373

why we write public static void main (String args[]) in core java plz explain briefly??????????????????

3 6169

what is the role of xml in core java?? and how we can use it?? can somebody give a sample program with explanation and from where i can read more about xml?????

1355

how copy the hashmap object into arraylist at java program?

4 11022

How can two threads be made to communicate with each other?

3 6523





why java is better then .net?

5 5681

Difference between hashCode() & equals()?

3 5514

Why are the destructors for base class and derived class called in reverse order when the program exits

1292

can write code for serialization ?

1 2529

How to print a statement without using semicolan in java

6 8137

When we r go to abstract class and when we go to Interface? i have confusion this question while in interview plz clarify

3 4660

Java support call by reference (pass by reference) ?

1 3133

What is the alternate of 'Inheritance' ?

4 11188

int a=1,b=10; System.out.println(a+b--);

12 10035

1) Find the Merge point of two linked lists. 2) Swap two bits of integer. 3) Reverse individual words of the sentence. 4) Reverse string without using temp string.

2 4595

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HCL Core Java Interview Questions


Un-Answered Questions

What is java life cycle?

100


What is private blockchain? Give examples?

1


Explain the role of iis?

127


Tell me abt any another framework which is challening for Ibm framework

1173


What is named calculation? : sql server analysis services, ssas

134






List the benefits of traffic manager?

1


Explain the concept of object repository and how quicktest professional recognises objects?

114


Hi Every body please explain me in steps to use checkpoints and object Repositories in QTP for Flight Reservation application please tell me the steps for this its urgent pls thanx for urs answers

1143


Is activemq a jms provider?

89


When we will denormalize data?

122


What happens to a html page in asp?

97


is there any addin for remedy user application

1274


How to define an interface?

121


How to do animation with the help of AngularJS?

662


What are the pros of executing processes in the background?

118