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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 9952

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

3 8342

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?????

2196

how copy the hashmap object into arraylist at java program?

4 14459

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

3 8775

why java is better then .net?

5 8978

Difference between hashCode() & equals()?

3 8093

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

2129

can write code for serialization ?

1 4032

How to print a statement without using semicolan in java

6 11770

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

3 6980

Java support call by reference (pass by reference) ?

1 4428

What is the alternate of 'Inheritance' ?

4 13740

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

12 16745

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 6444

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HCL Core Java Interview Questions


Un-Answered Questions

Does c# support multiple class inheritance?

1051


What arw testing tools for xi?

5


Who invented windows operating system?

835


What is wrap-around?

1050


What is the usage of Enumeration in C# Programming and is it good to use or not ?

924


What does mean in python?

798


Tell me what are generators in python?

908


Explain about sourcing commands?

1034


How will retry the failed cases in your process?

5


How to update my joomla website?

82


Why is jsf not as popular as, for example, mvc frameworks like spring mvc, although jsf is older and included in jee?

113


What is replication? : sql server DBA

1102


Does 'ILLUSTRATE' run a MapReduce job?

493


How do you document well a website (i.e an ONG website) pls help me with a sample. Need your help UR

2226


Mention in brief, what is the role of scrum master in scrum?

5