Tag: web technology

Questions Related to web technology

DAO pattern can be implemented to perform all the CRUD operations

technology web technology

  1. True

  2. False

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Correct Option: B

Out of the following, which interface, would one have to implement to implement an intercepting filter?
technology web technology

  1. Javax.servlet.Filter

  2. Javax.servlet.FilterChain

  3. Javax.servlet.FilterConfig

  4. None of the above

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Correct Option: A

Which of the following tags are used for implementing Composite view pattern?
technology web technology

  3. All of the above

  4. None of the above

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Correct Option: C

Using include tag improves performance of rendering a page as compared to using include directive?
technology web technology

  1. True

  2. False

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Correct Option: B

Front Controller design pattern is implemented through implementing which of the following interfaces?

technology web technology

  1. javax.servlet.ServletConfig

  2. javax.servlet.Servlet

  3. javax.servlet.ServletContext

  4. All of the above

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Correct Option: B

Business Delegate simplifies the underlying business service interfaces, so that, at later point of time, it is much easier simpler to modify and maintain business service
technology web technology

  1. True

  2. False

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Correct Option: B

Service Locator pattern can possibly cache the home interface of an EJB to enhance performance of an application.

technology web technology

  1. True

  2. False

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Correct Option: B

Which of the following patterns provide coarse grained access to business tier?
technology web technology

  1. Business Delegate

  2. Session Façade

  3. Transfer Object

  4. None of the above

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Correct Option: B

Transfer Object Pattern can be used for updating data as well on business tier of an application?
technology web technology

  1. True

  2. False

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Correct Option: B

DAO Design Pattern solves the problem of encapsulating details of connecting to which of the following data sources?
technology web technology

  1. RDBMS

  2. LDAP

  3. XML/Flat files

  4. All of them

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Correct Option: D