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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 10215

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

3 8468

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?????

2269

how copy the hashmap object into arraylist at java program?

4 14668

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

3 8907

why java is better then .net?

5 9192

Difference between hashCode() & equals()?

3 8271

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

2204

can write code for serialization ?

1 4128

How to print a statement without using semicolan in java

6 11995

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

3 7115

Java support call by reference (pass by reference) ?

1 4501

What is the alternate of 'Inheritance' ?

4 13947

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

12 17233

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 6585

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HCL Core Java Interview Questions


Un-Answered Questions

Why do we need ioc?

430


What is T+2 rolli g settlement cycle?

2482


What are the different types of ioc (dependency injection)?

402


What is the class type? How will you configure a class type?

978


Dyn1 transformer vector group testing how to do

1800


in indoor type circuit breakers why only the corner breaker trips specially during cold season. What is the reason.

1879


What is the use of id attribute in html?

815


How to implement the display in the class printdoc (how to resolve the naming conflict) a: no naming conflicts

1067


What is the difference between html4 and html5?

928


How do you inspect element on mobile?

611


What is layer in html?

836


Does sql backup shrink transaction log?

977


DIFFRENCE BETWEEN ISO AND TS

2296


What is the difference between System.console.WriteLine() and System.console.Write() function?example?

1074


How do you connect to outlook?

3