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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 9946

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

3 8336

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?????

2193

how copy the hashmap object into arraylist at java program?

4 14452

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

3 8769

why java is better then .net?

5 8970

Difference between hashCode() & equals()?

3 8087

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

2127

can write code for serialization ?

1 4026

How to print a statement without using semicolan in java

6 11764

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

3 6973

Java support call by reference (pass by reference) ?

1 4425

What is the alternate of 'Inheritance' ?

4 13733

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

12 16725

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 6439

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HCL Core Java Interview Questions


Un-Answered Questions

Explain how do I make owa work properly with extended characters?

969


What is virtual Data Warehousing?

925


How can you tell if a number is even or odd without using any condition or loop?

945


What is the best web server?

912


What os do hackers use?

818


what is the difference between SCAN AND CHECK,LOKUP AND XFOOT? where we can use thease opcodes? Can any body tell me real time senariao with example?

2502


What is pom in maven?

193


What can objective c be used for?

1


What is modulation? Explain in detail.

983


What are the analyses provided by the study of human age pyramids?

460


How are object properties assigned?

872


How do I automatically rename tabs in excel?

598


hello friends... i got 3 tym rejection in my us student visa interview. every tym vo ask me same questions lyk y ths uni, y ths course n abt my sponsor etc. pls gv me suggestion for th que, y ths uni? as my undergraduate major is pharmacy n i got i 20 frm university of bridgeport for ms in biomedical eng.

2125


what is blob?

619


Explain the procedure of connecting testdirector in qtp?

943