Tag: web technology

Questions Related to web technology

DAO pattern can be implemented to perform all the CRUD operations

  1. True

  2. False


Correct Option: B
  1. Javax.servlet.Filter

  2. Javax.servlet.FilterChain

  3. Javax.servlet.FilterConfig

  4. None of the above


Correct Option: A

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

  1. All of the above

  2. None of the above


Correct Option: C

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

  1. True

  2. False


Correct Option: B

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

  1. javax.servlet.ServletConfig

  2. javax.servlet.Servlet

  3. javax.servlet.ServletContext

  4. All of the above


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

  1. True

  2. False


Correct Option: B

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

  1. True

  2. False


Correct Option: B
  1. Business Delegate

  2. Session Façade

  3. Transfer Object

  4. None of the above


Correct Option: B

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

  1. True

  2. False


Correct Option: B

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

  1. RDBMS

  2. LDAP

  3. XML/Flat files

  4. All of them


Correct Option: D