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 are the super most classes for all the streams?

5 2610

Why java uses the concept of the string literal?

1076

What is the static block?

1086

How can we create an immutable class in java?

1086

What do you understand by java virtual machine?

1211

Name some classes present in java.util.regex package.

1055

How can an object be unreferenced?

1046

What is the inheritance?

985

What are the differences between abstract class and interface?

1115

What is the static variable?

1139

Can we initialize the final blank variable?

1106

How to make a read-only class in java?

1189

How to create packages in java?

967

Can you achieve runtime polymorphism by data members?

1167

Why is multiple inheritance not supported in java?

1051

Un-Answered Questions { Java Related }

Does jdbc use odbc?

1026

What is core server tuning?

1086

what is synchronization and why is it important? : Java thread

1106

What are basic data types?

1114

Why spring framework is used in java?

471

How hashmap increases its size in java?

1008

Which is faster hibernate or jdbc?

379

What are the different modules in spring?

576

Is null a string?

1021

What is connection commit?

946

How does hibernate save work?

345

How to create composite key in hibernate using annotations?

533

Why is the singleton pattern considered to be an anti pattern?

912

What is the difference between Servlet Request and Servlet Context when calling a Request Dispatcher?

1276

Why spring is a framework?

434

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