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 does setautocommit do?

987

Is it possible to connect to multiple databases simultaneously?

1087

When do we use execute method in java jdbc?

999

State the difference between creating string as new () and literal.

1135

What is covariant return type?

1124

Explain different forms of polymorphism?

1165

Is there any difference between synchronized methods and synchronized statements?

1112

Tell us something about an iterator.

975

Write a code to show a static variable?

1105

What is super?

1191

Can we declare a static variable inside a method?

1020

What do you understand by soft reference?

1077

If a class is declared without any access modifiers, where can the class be accessed?

1078

What is instance synchronization?

1066

What is callablestatement? How you can call stored procedure to pass in parameter?

1043

Un-Answered Questions { Java Related }

What does || || mean in math?

955

What is difference between an object and a class?

1139

Difference between RUN command and Functional maps?

966

What is the major difference between context parameter and context attribute?

1133

What is stateless and stateful in java?

1041

What is xmlbeanfactory?

416

What is use of static in java?

1194

Can we have more than one application context in spring?

415

What are object/relational mapping integration module?

518

What is variable declaration and definition?

1027

How many times finalize method will be invoked? Who invokes finalize() method in java?

1034

What is the major difference between java.util.date and java.sql.date data type?

990

What is return data type?

1023

Why do we need struts?

939

Can constructor be inherited?

1054

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