Tag: web technology

Questions Related to web technology

How to get SessoionFactory from configuration object (config) ?
technology web technology

  1. config.createSessionFactory()

  2. config.getSessionFactory()

  3. config.buildSessionFactory()

  4. config. SessionFactory.newInstance()

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Correct Option: C

Which of the following association needs tag element in mapping file?
technology web technology

  1. One to one

  2. One to many

  3. Many to one

  4. None of the above

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Correct Option: B

Which is not a basic value type in hibernate?
technology web technology

  1. integer

  2. character

  3. yes_no

  4. None of the above

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Correct Option: D

If you intend to put instances of persistent classes in a Set, you have to

technology web technology

  1. Override equals() method

  2. Override hashCode() method

  3. Both a and b

  4. Neither a nor b

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Correct Option: C

Which is the function call ensure that SQL statement is executed?

technology web technology

  1. commit()

  2. flush()

  3. close()

  4. list()

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Correct Option: B

What is property name for printing all the executed SQL statements?
technology web technology

  1. echo_sql

  2. show_sql

  3. print_sql

  4. display_sql

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Correct Option: B

Which of the following must be satisfied by a component class?
technology web technology

  1. Implements java.io.Serializable

  2. Override equals() method

  3. Override hashCode() method

  4. Both a, b and c

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Correct Option: D

How to add ordering phrase in hibernate criteria?
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  1. criteria.setOrder( Order.asc("name") )

  2. criteria.add( Order.asc("name") )

  3. criteria.addOrder( Order.asc("name") )

  4. criteria.addOrder( "name asc" )

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Correct Option: C

What should be done to change the actual database system type (say, from DB2 to MySql)?
technology web technology

  1. connection.driver_class property should be changed

  2. connection.url property should be changed

  3. dialect property should be changed

  4. All the above

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Correct Option: D

How can we map several databases in hibernate?

technology web technology

  1. Using several dialect

  2. Using several

  3. Using several connection properties

  4. Not possible to map more than one database

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Correct Option: B