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 are the different ways to handle exceptions?

1016

Which class is used by server applications to obtain a port and listen for client requests?

982

What is jit and its use?

999

Where pragma is used?

1063

Define how objects are stored in java?

1081

What are classloaders?

1039

Can an interface extend another interface?

1069

What is downcasting?

1131

Is jdk required on each machine to run a java program?

1320

Which arithmetic operations can result in the throwing of an arithmeticexception?

1038

Why generics are used in java?

1071

Define how destructors are defined in java?

1043

Which number is denoted by leading zero in java?

1257

What is an enumeration?

1082

What is a layout manager and what are different types of layout managers available in java awt?

1259

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Un-Answered Questions { Core Java }

Why you should not use singleton?

1001

Write a java program for binary search?

1077

What is string value?

1180

What is default constructors?

1026

What do you mean by mnemonics?

1068

How infinite loop is declared?

1043

Write java program to reverse string without using api?

1080

Write a program to solve producer consumer problem in java?

1030

What is considered an anti pattern?

949

What is the purpose of object oriented programming?

1005

Do I need to import java.lang package any time? Why?

1412

Explain method local inner classes ?

1050

Define inheritance?

1030

What does || mean in vectors?

950

Can anonymous class have constructor?

1036

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