Java Related Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Java J2EE (14736)
J2ME (151)
Java Related AllOther (507)

Java Related Interview Questions

Questions Answers Views Company eMail

please write java program of instanceOf keyword implementation

2 5136

Hi i am creating desktop application in that i want calling to mobile number. i have java telephone api (JTAPI) but i dont understand how it configure & use plese help me

1 1914

How to extract HashMap values?

Marlabs,

5 12165

what is the main reason for developing struts? what is advantages over Basic MVC architecture based JAVA Application?

1 4879

How to Create A Wapper Class in core Java and Why are Use in java?

Amdocs,

2 7111

what are the steps in JDBC connectivity..???

IBM, SoftCom, TCS,

1 4313

1.can we transfer a request from one struts application to another struts application? 2. how many types of action servlets r there what r they

TCS,

1 3255

Difference between hashCode() & equals()?

HCL,

3 8501

Write a program for Sum of the digits for a given number Ex: suppose user entered Number is 1214, It should calculate the above number like 1+2+1+4 = 8

Amazon,

2 7403

Write a program to display numeric value in reverse order. Ex: I have given a number like 7584, It should display in reverse order like 4857.

6 9077

write a program, when a statement is entered, it should display in reverse order. Ex: Statement is "I am writing program in reverse order". Output should be like "order reverse in program writing am I".

4 11089

What is the reason that multiple inheritance is not possible in java??

1 3794

Why are the destructors for base class and derived class called in reverse order when the program exits

HCL,

1 2307

Definition for connection pooling?

3 5431

abstract class Demo { public void show() { System.out.println("Hello I am In show method of Abstract class"); } } class Sample extends Demo { public void show() { super.show(); System.out.println("Hello I am In Sample "); } } public class Test { public static void main(String[] args) { //I WANT TO CALL THE METHOD OF BASE CLASS IT IS POSSIBLE OR NOT CAN WE USE SCOPE RESOLUTION OPERATOR TO CALL OR JAVA NOT SUPPORTED THAT :: OPERATORE } }

3 14196

Un-Answered Questions { Java Related }

What is java string pool?

1072

What is lazy class?

474

Differentiate between static and non-static methods in java.

1112

Hi frnd can i any one kindly can post for me portlet,hibernate and spring example application and with flow explantion configuration using Jdeveloper.and related links ar tutorials kindly please send me .its urgent for me .thanks in advance...........else can any one send to kondaiah.goddeti@gmail.com

2254

What is the difference between equals() and == in java?

1028

What is the java api?

981

How does java handle integer overflows and underflows?

1102

What is action chaining ?

1154

What is an object in java and how is it created?

1120

Write a program to find the whether a number is an Armstrong number or not?

1093

Explain public static void main(string args[]) in java.

1061

How is declarative handling of exceptions done in struts ?

999

explain different ways of using thread? : Java thread

1073

What is difference between @controller and @restcontroller in spring?

529

What is latest hibernate version?

482

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