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

Core Java Interview Questions

Questions Answers Views Company eMail

What is user defined exception in Java?

TCS,

1132

When will you define a method as static in Java?

SwanSoft Technologies,

1111

Where we write javascript code in html page?

1108

Why Do I Get A "permission Denied" Error After Downloading The .jnlp Java Launcher For The Vkvm?

Cisco,

1202

Write a program based on Java script program.

Atos Origin,

1203

how to convert Java project into Maven ?

Infosys,

1109

Can Exception handling we can handle multiple catch blocks?

PUCIT,

1087

How to overcome the exception object reference not set to an instance of object?

Wipro,

1208

In a program, initializing an array of 100 KB is throwing an out of memory exception while there is 100 MB of memory available. Why?

MCN Solutions,

1121

What happens when a thrown exception is not handled?

Wipro,

1201

Can a class have a static inner class?

1124

Can classes declared using the abstract keyword cab be instantiated?

MCN Solutions,

1097

Difference between keyword and identifier.

TCS,

1089

What is var keyword ?

Wipro,

1238

What is meant by JVM? Is JVM platform independent or not?

Wipro,

1128

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Un-Answered Questions { Core Java }

What is widening and narrowing in java? Discuss with an example.

1109

Explain the overview of UDP messaging.

1174

What classes of exceptions may be thrown by a throw statement?

1012

What is the parse method in java?

1174

What is java developer skills?

1027

What is passed by reference and pass by value ?

1088

how to open and edit XML file in Weblogic???

2016

What is deserialization?

1075

EDS (Electronic Data Systems India Pvt Ltd) at Chennai on 16-12-2006.

9276

Explain about member inner classes?

1158

What are the different ways to handle exceptions?

1046

Can private method static?

978

Can a class be private?

1014

Which class cannot be a subclass in java?

1077

When to use runnable interface vs thread class in java?

1040

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