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HCL Core Java Interview Questions
Questions Answers Views Company eMail

what is webservices?

1 5490

Which all r Final classes in java except string?

5 31960

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

5 8664

whats string ?

10 7920

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

1592





what is main purpose of interface?

2 12561

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

4 16736

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 6137

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

6 9051

wat is class level lock and object level lock

3 20344

is it possible to add a object in a HASHMAP

6 7093

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

1 1676

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 6820

Advantages of Inheritance in java.

11 32595

What are the types of classes in java?

4 7091

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HCL Core Java Interview Questions


Un-Answered Questions

What are fi substitution rules?

380


What is posting?

398


Define what is a high-pass filter?

360


Is python good for making apps?

252


What are organizational influences?

374






Which Services Are Provided By Window Azure Operating System?

183


What is bot in blue prism?

1


How would you improve dashboard execution?

85


Please explain what is a sticky intent?

274


Explain Avro Schemas?

55


Who developed sql server?

298


How many loop control keywords are there in perl?

325


Can you name ten built-in functions in python and explain each in brief?

305


What is a dynamic route in angularjs and how do you implement it?

240


What is the first process created by the kernel in unix?

283