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IBM Core Java Interview Questions
Questions Answers Views Company eMail

Why java is not a pure object oriented language?

 5 7177

why java is platform independent?

 5 6574

How can u create the Object of class Without using "New" opertor?

 3 7268

What is the code inside the public void actionPerformed(ActionEvent ae) override method in Applet [ Condition:- you have one TextField and One Button , you have to enter any color name inside the TextField, when you click on Button Your background will change according to your input color name]

 2 9888

What is an anonymous class?

 1 4754

import java.io.*; class Demo { public static void main(String args[]) { File f=new File("1234.msg"); String arr[]=f.list(); System.out.println(arr.length); } }

 3 5180

Any one can explain how the inerface uses in java. give with example.

 1 2178

How to print a statement without using semicolan in java

 6 10117

any other way to print the text without using System.out.println() in java?

 5 17620

How HashMap implemented in java? how it internally works when values are added or searched from hashMap?What is the difference betweenthe implementation of hashmap and Linked Hashmap?

 3 9311

solve (x-1)(x-9)=8;

 3 4398

Why should we use java?

 1 2386

How does JAVA ClassLoader work?

 1 3555

How does synchronized modifier work?

 1 2336

What is difference between “==” and equals()?

 1 2412

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IBM Core Java Interview Questions


Un-Answered Questions

what is the difference between between and in operators in mysql?

496

How many bytes are occupied by near, far and huge pointers (dos)?

664

What is the symbol garbage collector?

476

How do I wrap text in word 2007?

300

What is transistor biasing?

588




How to copy file from HDFS to local?

38

What are dangling pointers? How are dangling pointers different from memory leaks?

617

What is blocking transformation?

713

How can you get selected file from file system Control?

1399

What are different types of ResultSet?

582

What is the usage of "receivetimeout" property in wcf?

448

What is periodic wave?

632

What are the new 2.0 features useful for?

633

How will you do windows authentication and what is the namespace? If a user is logged under integrated windows authentication mode, but he is still not able to logon, what might be the possible cause for this? In ASP.Net application how do you find the name of the logged in person under windows authentication?

545

Have any of your startup projects failed dismally - if so, why and how did you learn from them?

459