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HCL Core Java Interview Questions
Questions Answers Views Company eMail

what is webservices?

1 5008

Which all r Final classes in java except string?

5 31068

string is immutable? right every one knows that, my question is it advantage or disadvantage making string immutable?

5 7937

whats string ?

10 6513

what is bmg file and how to create that files?what will it contailn?


what is main purpose of interface?

2 12005

Can we place the any object to key attribute of HashMap?

4 15983

StringBuilder s = new StringBuilder("Hello Mom");s.append(",I mean,Mother"); Response.Write(s.ToString()); String s = "Hello Mom"; s+ = ",I mean Mom"; Response.Write(s); Which is faster ? which uses the most memory?

6 5256

In method overloading ,if i change the return type to Long instead of INT,is the program execute

6 8125

wat is class level lock and object level lock

3 19640

is it possible to add a object in a HASHMAP

6 6227

why use interface? if interface declear a method implement in class. why direct implement method in class

1 1353

There can be a abstract class without abstract methods, but what is the need to declare a class abstract if it doesn't contain abstract methods?

5 6162

Advantages of Inheritance in java.

11 30684

What are the types of classes in java?

4 6327

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HCL Core Java Interview Questions

Un-Answered Questions

How to generate application key in laravel?


What is the use of data structure in real life?


Define a class in css?


What is session management in c#?


Explain about gzip filename?


Explain why the three-domain system was devised and identify the domains to which microorganisms belong?


Out of memory exception is there, how to handle that exception?


What is filter overrides in mvc?


what feature is used to create an applicant number range?


What is limit state method and working stress method and ultimate method


What are the elements of css box model?


Explain the use of .mecia class?


What are different oops concepts?


What is the script for database check point, bitmapchek point, regular expression ?


What variances do you come across in invoice verification? : fi- accounts payable