An existing J2EE 1.3 application provides online stock quotes to the users. The web page refreshes every 60 seconds to show the latest stock prices. Customer is planning to add some minor features to this site and requested you for tips to improve the current features with minimal costs. Which of the following would you recommend? Choose one answer.

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  1. Recode the application using JSF, EJB and Entities. This will improve the overall performance of the application and also improves maintainability

  2. Replace the auto-refresh functionality with AJAX code.

  3. Recode the application using JSF, EJB and Web Services.

  4. Use frames and put the auto-refresh part in a different frame.

Show answer
Correct Option: B

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