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Core Java Interview Questions
Questions Answers Views Company eMail

Discuss about garbage collector in Java.

Agilent, Integreon, ZS Associates,

1087

Does java support Operator Overloading?

Flextronics,

1052

How can I debug the Java security exceptions and AccessControlExceptions?

IBM,

1159

How many types of memory areas are allocated by JVM in java?

UGC Corporation,

1074

What are the methods to rectify ambiguities in the interfaces in JAVA?

CGI,

1096

What do you understand by garbage collection in Java? Can it be forced to run?

TCS,

991

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

Tech Mahindra,

1201

What if I write static public void instead of public static void in java?

Winsol Solutions,

1097

What is an exception? difference between Checked and Unchecked exception in Java

SkillGun Technologies,

1018

What is object cloning in Java?

SwanSoft Technologies,

1116

What is the difference between ArrayList and Vector? which one is better in Java

SkillGun Technologies,

1151

What is the difference between C++ and Java and your preferences?

Expedia,

1119

What is the difference between Java Program Constructor and Java Program Method, What is the purpose of Java Program constructor Please Explain it Breafily?

PUCIT,

1057

What is the difference between static method and instance method in Java?

SwanSoft Technologies,

1225

What is the need of transient variables in Java ?

MCN Solutions,

1076

Post New Core Java Questions

Un-Answered Questions { Core Java }

How do you classify Dialog Box?

1129

Is singleton a bad practice?

1063

How do I write a self declaration?

1120

What is mvc in java?

1021

Mention some interfaces implemented by linked list in java.

1026

Compare overloading and overriding?

1014

How many types of literals are there in JAVA?

1051

What is null data type?

1113

Explain treeset?

1124

How is treeset implemented in java?

1033

what is meant by abstract class?

1132

What is the purpose of sizeof operator?

1063

FOR EXAMPLE WE R HAVING TWO LIST ELEMENTS ..BOTH LISTS CONTAINS ID,NAME,PLACE ..I NEED TO COMPARE BOTH IDS IN TWO LISTS,IF ID'S R SAME MEANS WE HAVE ADD THE DETAILS(LIKE NAME,PLACE) TO MAP...HOW IS POSSIBLE ?CAN ANY ONE SUGGEST?

3484

Why inputstreamreader is used in java?

1030

If a method is declared as protected, where may the method be accessed in java programming?

1005

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