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Hibernate - Interview Questions and Answers for 'Accenture' - 5 question(s) found - Order By Newest

Frequently asked question in companies using Hibernate.
  Q1. What is Lazy Initialization in Hibernate ?Hibernate
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Ans. It's a feature to lazily initialize dependencies , relationship and associations from the Database. Any related references marked as @OneToMany or @ManyToMany are loaded lazily i.e when they are accessed and not when the parent is loaded.

  Sample Code for Lazy Initialization

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 Q2. What are different types of second level cache ?Hibernate
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Ans. 1. EHCache ( Easy Hibernate )
2. OSCache ( Open Symphony )
3. Swarm Cache ( JBoss )
4. Tree Cache ( JBoss )

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   Like      Discuss      Correct / Improve     hibernate   orm   hibernate cache   technical lead     Capgemini  GlobalLogic  Evoke Technologies  HCL Technologies  Accenture  Accenture India  Overstock


 Q3. What is Criteria in Hibernate ?Hibernate
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Ans. Criteria is a simplified API for retrieving entities by composing Criterion objects.

For example - session.createCriteria(Employee.class).add( Restrictions.like("name", "A%") ).list();

will return all employee objects having name starting with A.

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   Like      Discuss      Correct / Improve     hibernate   hibernate criteria     IBM  HCL Technologies  Overstock.com  Tata Consultancy (TCS)  Accenture  Accenture India  Capgemini      Basic        Frequent

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 Q4. Difference between JDBC and Hibernate ?Database2016-12-06 09:57:14

Ans. JDBC is a standard Java Api for Database communication whereas Hibernate is an ORM framework that uses JDBC to connect with Database.

Hibernate is another layer of object table mapping over JDBC that provide a database independent, object oriented and an efficient way of database communication.

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   Like      Discuss      Correct / Improve     JDBC  Hibernate  JDBC vs Hibernate     CapTech  Oracle Argentina  Accenture


 Q5. Explain different inheritance mapping strategies with JPA / Hibernate.Hibernate2019-01-04 10:13:43

 This question was recently asked at 'Cognizant (CTS),HCL Technologies,Accenture,Accenture India'.This question is still unanswered. Can you please provide an answer.


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   Like      Discuss      Correct / Improve     hibernate mapping  hibernate associations     Cognizant (CTS)  HCL Technologies  Accenture  Accenture India




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