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

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Java Related Interview Questions

Questions Answers Views Company eMail

What do you mean by local variable and instance variable?

954

What is the differences between c++ and java? Explain

1045

Define an applet in java?

1161

What is the differences between heap and stack memory in java? Explain

982

what is anonymous class in java?

1034

What is the difference between the ">>" and " >>>" operators in java?

983

Explain the difference between abstract classes and interfaces in java?

1182

How we can make copy of a java object?

1100

Explain different states of a thread in java?

1058

What are the java ide's? Explain

1043

what do you mean by classloader?

1090

Explain the difference between an object-oriented programming language and object-based programming language?

984

What is java and why do we need it? Explain

1137

what is interface in java? Explain

968

what is the constructor and how many types of constructors are used in java?

1004

Un-Answered Questions { Java Related }

What is a generic type?

1008

How would you use Bubble Sort to sort the number of elements?

1006

How to create an applicationcontext in a java program?

396

When should we create our own custom exception classes?

1016

How do we go with database connection and log4j integration in servlet?

1175

How can I debug the java code that I have running in weblogic server? : BEA Weblogic

913

What is table mutation and how do you avoid it?

2469

What is meant by thread dump and how can we take?

941

difference between byte stream class and character stream class?

4557

How can we add criteria to a sql query?

404

Does weblogic jms support clustering? : BEA Weblogic

952

Which jdbc driver type s is are the jdbc odbc bridge?

879

How do you read a char in java?

1025

What are the different types of classes in the api component?

971

What is the class in swing to change the appearance of the frame in runtime?

1052

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