Computer Science · Web Technology
Which of the following functions is performed by Ajax (Asynchronous JavaScript and XML) technology in the context of Web 2.0 interfaces?
- 1It serves as a unified user identification method across multiple websites, eliminating the need for new passwords.
- 2It is an open-standard authorization framework providing applications secure designated access to protected data without requiring user passwords.
- 3It retrieves data from the server asynchronously in the background without interfering with the display and behavior of the open page.✓
- 4It is a collection of simple, open data formats that embed XHTML data directly into web pages to add context to information.
Correct answer
It retrieves data from the server asynchronously in the background without interfering with the display and behavior of the open page.
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