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 is columnar data format?

417

Why orm tool is being used?

352

What is the difference between dao and repository?

585

What is lazy loading and eager loading?

472

What is the difference between update and merge?

428

What is fetchtype lazy?

420

Why is hibernate used in java?

426

What is cascade type?

458

What is the use of transient?

452

What is lazy and eager initialization?

359

What is entitymanager persist?

397

Can you declare mappings for multiple classes in one mapping file?

361

What is unidirectional and bidirectional?

373

What does fetchtype lazy mean?

415

Why is hibernate used?

412

Un-Answered Questions { Java Related }

What is the purpose of t3 in weblogic server?

982

What are the modules of spring?

455

Does sql allow null values ?

985

What are the types of interface used in the java collections? : java collections

1052

Which package is always imported by default?

1114

What is an actionevent in java?

1019

What is the use of projection in hibernate?

386

What is ascii code?

1296

What are the types of communication provided by jms?

923

Why chararray() is preferred over string to store the password?

1040

List components of jndi?

995

Objects or references which of them gets garbage collected?

982

Why is java so important?

1136

Why does java have different data types for integers and floating-point values?

1032

What is hashing in java?

1057

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