1. Categories >> Software >> Java Related >> Java J2EE >> Core Java
  2. Suggest New Category
Core Java Interview Questions
Questions Answers Views Company eMail

What is the is a and has a relation ship in oops concept in java?

BearingPoint, TCS,

9 40051

what is the difference between pagecontext and servletcontext?

JBA Infotech, TCS,

5 20475

EDS (Electronic Data Systems India Pvt Ltd) at Chennai on 16-12-2006.

EDS,

1 8606

Which is not Object in Java?

Honeywell,

10 13735

Iterator in the HashMap is fail-safe means what?

CTS, IBM, Subex,

9 33973

hi am an engineering student and my next plan is for ms in either in us or australia i got my passport but i dont know anything bout visa can u give brief idea 1)How to get prepared for visa and 2)How to apply for top universities and 3)How to pay the fee and so on These all are basic questions plz give me a clear idea

 1452

can we write a program with out a class in core java?

Wipro,

11 14037

Why non nested classes in java are not having marked as protected access specifier

Google,

2 10159

for what purpose we use applets ?

Mindlogicx,

3 10555

What do u mean by wrapper Class? What do u mean by Jvm... How do u change JVM for other OS? Or No need to Change ...? its like tricky

Accenture, EDS,

6 16127

what is dynamic method dispatch ?

Fidelity, MUET, SDSF,

27 46065

suppose string s1="rajnish"; string s2="bhaskar"; then what will be happend ?

Fidelity,

9 10347

what is the Arraylist limit (maximum) by default ?

Fidelity, PlanetSoft, Wipro,

13 42305

can you create interface instance ?

Fidelity, TCS,

54 66005

which one the better thread emplemented thread or extended ?

Fidelity,

4 7367

Post New Core Java Questions

Un-Answered Questions { Core Java }

What is the difference in between cpp and java? Can u explain in detail?

596

What is immutable in java?

529

How do generics work?

506

What is the use of string and stringbuffer?

534

What causes memory leak in java?

463




What is the difference between @before and @beforeclass annotation?

524

Which method cannot be overridden in java?

577

what is a thread pool in java and why is it used?

520

Why is a singleton bad?

543

If we don’t want some of the fields not to serialize how to do that?

552

Can we access instance variables within static methods ?

554

What is the difference between arraylist and hashset in java?

501

What is integer valueof?

629

Write a code to show a static variable?

599

What is difference between == and === in js?

535

For More Un-Answered { Core Java } Questions Click Here