If a single table hosts all the instances of a class hierarchy, then it is known as
1.Joined subclass strategy
2.Single table per class hierarchy strategy
3.Both
4.None of these
Posted Date:-2021-12-20 11:26:47
To persist collections of embeddable type, hibernates uses
1.OneToMany
2. ElementCollection
3.Both A and B
4.None
Posted Date:-2021-12-20 11:23:35
What does "" means?
1.generate primary key
2.generate tables based on configuration
3.generate sql statement on configuration
4.None of these
Posted Date:-2021-12-20 11:30:08
Which of the following element maps java.util.Map property in hibernate?
1.<set>
2. <list>
3.<bag>
4. <map>
Posted Date:-2021-12-20 15:54:22
Which of the following is not a Session method?
1.Session.save()
2.Session.remove()
3.Session.saveorupdate()
4.Session.persist()
Posted Date:-2021-12-20 11:29:34
Which of the following is true about HQL?
1.Hibernate supports named parameters in its HQL queries.
2.HQL supports a range of aggregate methods, similar to SQL.
3.Both of the above.
4.None of the above.
Posted Date:-2021-12-20 15:55:50
Which of the following is true about transient state of a persistent entity?
1.A new instance of a persistent class which is not associated with a Session
2.A new instance of a persistent class which has no representation in the database
3.A new instance of a persistent class which has no identifier value
4.All of the above
Posted Date:-2021-12-20 11:21:45
In the elements of Hibernate architecture is a factory of session and client of ConnectionProvider,It holds second level cache (optional) of data?
1.Connection Provider
2.Session
3.Session Factory
4.Transaction
Posted Date:-2021-12-20 11:33:06
In which file database table configuration is stored?
1..dbm
2..hbm
3..ora
4..sql
Posted Date:-2021-12-20 11:29:08
Select the design pattern that should be followed while creating SessionFactory in hibernate?
1. Singleton
2.Prototype
3.Both
4. None
Posted Date:-2021-12-20 11:27:20
Select the inheritance model which is NOT available in Hibernate
1.Tables Per Concrete Class
2.Table Per class hierarchy
3.Table Per sub-class
4.Table Per Object
Posted Date:-2021-12-20 11:18:25
The Hibernate XML configuration file name is?
1. hibernate.cfg.xml
2.hibernate.config.xml
3.hibernate.cg.xml
4. None of the mentioned
Posted Date:-2021-12-20 11:27:45
The QBC stands for
1.Query By Call
2.Query By Column
3.Query By Criteria
4.Query By Code
Posted Date:-2021-12-20 11:26:10
What does hibernate.hbm2ddl.auto create this means?
1.create tables automatically
2.create session object automatically
3.create Session Factory object automatically
4.None of these
Posted Date:-2021-12-20 11:28:24
Which method is easy for a Java programmer to add a criterion?
1.HCQL
2.HQL
3.SQL
4.None of the above
Posted Date:-2021-12-20 11:19:18
Which of the following are most common configuration methods of Hibernate Configuration
1.XML Configuration hibernate.cfg.xml
2.Mapping files and XML Configuration hibernate.cfg.xml
3.web.config
4.http.conf
Posted Date:-2021-12-20 11:20:29
Which of the following are tags of hibernate.cfg.xml?
1.SQL variant to generate
2. DTD
3.JDBC connection
4.All of these
Posted Date:-2021-12-20 11:22:34
Which of the following database is not supported by Hibernate?
1.Oracle
2.Microsoft SQL Server Database
3.FoundationDB
4.Informix Dynamic Server
Posted Date:-2021-12-20 15:55:20
Which of the following element is used to represent many-to-many relationship in hibernate?
1. <many-to-many>
2.<many-many>
3. <ManyToMany>
4.None of the above.
Posted Date:-2021-12-20 15:54:51
Which of the following elements is used to define specific mappings from a Java classes to the database tables?
1.property
2.hibernate-config
3. class
4. class-config
Posted Date:-2021-12-20 15:53:52
Which of the following is FALSE about Session in hibernate
1.Session is a lightweight non-threadsafe object
2.You can share the session between threads
3.Session represents a single unit-of-work with the database
4.Session is the primary interface for the persistence service
Posted Date:-2021-12-20 11:25:19
Which of the following is not a core component of Hibernate?
1.JDBC
2.SessionFactory
3.Session
4.Configuration
Posted Date:-2021-12-20 15:52:52
Which of the following is not a core interface of Hibernate?
1.Configuration
2. Criteria
3.SessionManagement
4.Session
Posted Date:-2021-12-20 15:44:54
Which of the following is not a state of object in Hibernate?
1.Attached()
2.Detached()
3.Persistent()
4. Transient()
Posted Date:-2021-12-20 15:46:36
Which of the following is not an advantage of Hibernate Criteria API?
1.Allows to use aggregate functions
2.Cannot order the result set
3.Allows to fetch only selected columns of result
4.Can add conditions while fetching results
Posted Date:-2021-12-20 15:48:02
Which of the following is not an advantage of using Hibernate Query Language?
1.Database independent
2. Easy to write query
3.No need to learn SQL
4.Difficult to implement
Posted Date:-2021-12-20 15:47:18
Which of the following is not an inheritance mapping strategies?
1.Table per hierarchy
2.Table per concrete class
3.Table per subclass
4.Table per class
Posted Date:-2021-12-20 11:24:10
Which of the following is true about detached state of a persistent entity?
1.Once we close the Hibernate Session, the persistent instance will become a detached instance.
2. A new instance of a persistent class which is not associated with a Session.
3. You can make a transient instance detached by associating it with a Session.
4.None of the above.
Posted Date:-2021-12-20 15:53:23
Which of the following is true about query level cache in hibernate?
1.Query level cache is an optional feature
2. Query level cache requires two additional physical cache regions that hold the cached query results and the timestamps when a table was last updated
3.Query level cache is only useful for queries that are run frequently with the same parameters
4.All of the above
Posted Date:-2021-12-20 11:25:45
Which of the following method is used inside session only?
1.merge()
2.update()
3.end()
4.kill()
Posted Date:-2021-12-20 15:46:02
Which of the following methods hits database always?
1.load()
2. loadDatabase()
3.getDatabase()
4.get()
Posted Date:-2021-12-20 11:17:19
Which of the following methods returns proxy object?
1. loadDatabase()
2.getDatabase()
3. load()
4. get()
Posted Date:-2021-12-20 15:45:27
Which statement is correct?
1.Only the Session that you obtained with sf.getCurrentSession() is flushed and closed automatically
2.Only the Session that you obtained with sf.openSession() is flushed and closed automatically
3.Only the Session that you obtained with sf.getNewSession() is flushed and closed automatically
4.None of the above
Posted Date:-2021-12-20 11:31:42