Java J2EE Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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Java J2EE Interview Questions

Questions Answers Views Company eMail

How we can know whether proxy server up or not?

TCS,

3 9692

we cannot create an object of interface but we can create a variable of it

1 5638

There are three interfaces A,B & C. A extends B, B extends C, and C extends A.Is it multiple Inheritance? please anybody help me.....

5 10909

How many Action classes have been used in your project? Differences between struts 1.1 and 1.3?

Oracle,

1 3016

What is the Spring2.5 MVC Navigation flow?

IBM,

2 6519

abstract class A{ int list []=new int [100]; A(int x,int y){ rondom n=new rondom(); for (int i==;i<100;i++); list [i]=x+r.next int(y-x+1); abstract sort (); abstract binary sarch(int temp); class B extends A{

3 5393

Use of private variable while creating properties ???

1 4076

Which one should we prefer while using bean ? managed bean annotation or faces-config

1 3683

Since we can create managed bean by two ways as, we can define the bean name in faces-config.xml file so that page can use that OR we can write annotation on bean class so that it is automatically assign to page but I want to know which one is good programming practice ? And also mention disadvantage of other which should not prefer ... Thanking you...

ASD Lab,

1 2340

I am newbie in J2EE & looking for strong basic behind each concept as, Why do we use private access specifier before each variable of type property bcoz ultimately to access it outside the class we use public method as getter & setter ? If we use getter & setter to access it outside the class so better we make variable as public so that it is easily available outside of the class... Please guide me why do we use as private ????

CTS,

4 6316

Can we override the main method?

4 7778

make a method which any number and any type of argument and print sum of that arguments.....

1 1885

can write code for serialization ?

HCL, MegaSoft,

1 4232

Difference between ActionErrors and ActionMessage?

iGate,

1 7436

how many methods are there in RequestPrccesor class?

Infosys,

2 8454

Un-Answered Questions { Java J2EE }

Differentiate between static and non-static methods in java.

1112

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

1093

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

1028

What is lazy class?

475

Write a program to print count of empty strings in java 8?

1077

How to sort array in descending order in java?

980

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

Realized?

2248

How can you inject java collection in spring?

499

Is minecraft 1.15 out?

1032

i want test pattern of zylog company and some examples also

2850

what are the different modes of archival? Explain each mode in two lines each?

990

Write a java program to find the route that connects between Red and Green Cells. General Rules for traversal 1. You can traverse from one cell to another vertically, horizontally or diagonally. 2. You cannot traverse through Black cells. 3. There should be only one Red and Green cell and at least one of each should be present. Otherwise the array is invalid. 4. You cannot revisit a cell that you have already traversed. 5. The maze need not be in the same as given in the above example

2657

What is parsing in java?

1022

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

529

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