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

Java J2EE (14736)
J2ME (151)
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Java Related Interview Questions

Questions Answers Views Company eMail

what is recursion in java

Cap Gemini,

1176

what is abstract class in Java?

Hexaware, Syntel,

1119

What will happen if a thrown exception is not handled?

ABB, Akamai Technologies, Infogain,

1021

In Java list the methods that can be overridden?

Accenture,

1012

What do you mean by stack?

Accenture,

1152

Explain the term virtual machine?

Adobe,

1047

What is role of void keyword in declaring functions?

Adobe,

1050

Define array. Tell me about 2-D array.

Agilent,

1049

Give an example of call be reference significance.

Agilent,

1029

In case of inheritance what is the execution order of constructor and destructor?

Agilent,

1134

What is the difference between a vector & an array list?

Agilent,

1166

Differentiate between nested and inner class in java.

Akamai Technologies,

1002

'A class is a template for an object' explain this statement.

Akamai Technologies,

1056

Define Multiprogramming and Multiprocessing in java.

Akamai Technologies,

1148

Explain an algorithm to find depth of a binary tree.

Akamai Technologies,

1044

Un-Answered Questions { Java Related }

What happens if hibernate session is not closed?

357

What's the purpose of using break in each case of switch statement?

983

What environment variables are required to be set on a machine in order to run Java programs?

1192

What are jpa repositories?

890

Explain bean lifecycle in spring framework?

388

What is fetching strategy in hibernate?

392

What are pojos and what’s their significance?

338

What is main string [] args?

993

What is spring bin?

464

Explain Synchronous Message Consumption in JMS?

1455

What is jbutton in java?

906

What does transactional work mean?

394

Difference between overriding and overloading in java?

1071

What is default constructor in java?

870

how will you trouble shoot the URL issue in Web logic/ways?

1459

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