Tag: web technology

Questions Related to web technology

How to get SessoionFactory from configuration object (config) ?
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  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?
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  1. One to one

  2. One to many

  3. Many to one

  4. None of the above

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Correct Option: B

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

What is the root element in hibernate.cfg.xml?
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  4. None of the above

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Correct Option: A

What are the different states of persistent classes?
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  1. Transient, persistent, destroyed

  2. Transient, stored, detached

  3. Transient, persistent, detached

  4. open, close, detached

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Correct Option: C

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

What kind of query standards can be used in hibernate?
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  1. Native SQL

  2. HSQL

  3. Both

  4. None of the above

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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

Is it possible to load mapping file programmatically?
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  1. True

  2. False

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Correct Option: A

You are developing a web application that is retrieving historical library information from a database server and displays it to the users of your application. What cache strategy will give you the best performance?

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  1. Use the output cache.

  2. Use the cache object.

  3. Use the ASP.NET central cache.

  4. Use the client cache

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Correct Option: B