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

Java J2EE (14736)
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Java Related Interview Questions

Questions Answers Views Company eMail

what are the struts tags?

1 4590

what is main purpose of interface?

Accenture, HCL, NIIT,

2 14569

what is main purpose of abstract class?

7 14086

what is difference between abstract factory and factory design patterns?

2445

what is template design pattern?

2604

write a class to input 2 points by the user & check the line maked by the points is horizontal,vertical or rectangle?

1 3055

What is diffennce between AWT & SWING?

4 7190

What are the ways of polymorphism other than Overridding & Overloading

1 6154

Can we have a abstract class withought any method? What is a purspose of this?

3 6742

Howto get an object that will perform date & time calculations then format it for output in some different locales with different date style.can ne1 tel me the answer of this question.pls

1 2004

what is the purpose of load_on_startup entry in struts- config.xml?

Satyam,

8 15534

What is the difference between throw and throws?

Cap Gemini,

5 13569

1. What is clustering? How do weblogic instances communicate in a clustered environment! 2. In a cluster, if one of the servers has issues and is not accessible, will the other servers know about it? and how??

6 27332

I have an HashMap object, which has with key and value pair. It has 10 keys and values in that object. Now the question is I want insert new key and value in middle or any where in that list but not at the end or at the top. Is it possible or not. If yes how can we achieve this one?

Huawei,

2 7441

How can we handle runtime exceptions? write one sample program? Can we write runtime exceptions beside the throws key word? if yes write sample program?

Huawei,

1 7634

Un-Answered Questions { Java Related }

What is the java api?

990

What is the locale class?

1024

What is a classloader in java?

1086

i want test pattern of zylog company and some examples also

2859

what is reflection api? How are they implemented?

1102

What is java string pool?

1076

How does java handle integer overflows and underflows?

1111

What do you understand by casting in java language? What are the types of casting?

923

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

541

What is parsing in java?

1034

explain different ways of using thread? : Java thread

1079

What do you mean by an interface in java?

1095

What is lazy class?

484

What is a constructor overloading in java?

1123

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

1084

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