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IBM Core Java Interview Questions

Questions Answers Views Company eMail

Why java is not a pure object oriented language?

5 8592

why java is platform independent?

5 7929

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

3 8345

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 10789

What is an anonymous class?

1 5335

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 6493

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

1 2838

How to print a statement without using semicolan in java

6 11795

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

5 19322

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 10529

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

3 5451

Why should we use java?

1 2957

How does JAVA ClassLoader work?

1 4322

How does synchronized modifier work?

1 2913

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

1 2974

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IBM Core Java Interview Questions

IBM Core Java Interview Questions (78)

Un-Answered Questions

What is favicon?

108

What are the Types of caching

980

What are the various classes in server object model from development point of view?

693

If you want to send some data from access database to sql server database. What are different component of ssis will you use?

925

Define thread?

933

salam&hi, i need to know about how can i calculate an enough current for the new building before i submit it to the suppliers

2035

Is .net framework 4.8 the last version?

987

How to Test whether you are connected to the internet ?

1585

Explain the mount system calls?

891

How can two processes communicate with one another?

929

What is the difference between couchdb and mongodb?

How do you convert wind speed into force?

1256

Which is better stringbuffer or stringbuilder?

878

What is a value type in c#?

921

Will resetting windows 10 delete my files?

774