Ajax MCQs
11. AJAX stands for ?
A. Asynchronous JavaScript and XML
B. Asynchronous Java and XML
C. Asynchronous JavaScript and XHTML
D. Applications JavaScript and XML
View Answer
Ans : A
Explanation: AJAX stands for Asynchronous JavaScript and XML. AJAX is a new technique for creating better, faster, and more interactive web applications with the help of XML, HTML, CSS, and Java Script.
12. AJAX is the most viable __________ technology.
A. CIA
B. FIA
C. RIA
D. ZIA
View Answer
Ans : C
Explanation: AJAX is the most viable Rich Internet Application (RIA) technology
13. What are the advantages of Ajax?
A. Bandwidth utilization
B. More interactive
C. Speeder retrieval of data
D. All of the above
View Answer
Ans : D
Explanation: All of the above statement are are the advantages of Ajax.
14. AJAX is a web browser technology independent of web server software.
A. TRUE
B. FALSE
C. Can be true or false
D. Can not say
View Answer
Ans : A
Explanation: AJAX is a web browser technology independent of web server software.
15. What are the controls of Ajax?
A. ScriptManager
B. ScriptManagerProxy
C. UpdatePanel
D. All of the above
View Answer
Ans : D
Explanation: All of the above are the controls of Ajax.
16. It has been available ever since?
A. Internet Explorer 5.5
B. Internet Explorer 4.0
C. Internet Explorer 4.5
D. Internet Explorer 5.1
View Answer
Ans : A
Explanation: It has been available ever since Internet Explorer 5.5 was released in July 2000, but was not fully discovered until AJAX and Web 2.0 in 2005 became popular.
17. XMLHttpRequest (XHR) is an API that can be used by ?
A. Javascript
B. JScript
C. VBScript
D. All of the above
View Answer
Ans : D
Explanation: XMLHttpRequest (XHR) is an API that can be used by JavaScript, JScript, VBScript, and other web browser scripting languages to transfer and manipulate XML data to and from a webserver using HTTP, establishing an independent connection channel between a webpage's Client-Side and Server-Side.
18. In readyState, 1 defines?
A. request not initialized
B. server connection established
C. processing request
D. request finished and response is ready
View Answer
Ans : B
Explanation: 1: server connection established
19. In Ajax, send(string) method defines?
A. Returns specific header information
B. Used for GET requests
C. Adds a label/value pair to the header to be sent
D. Used for POST requests
View Answer
Ans : D
Explanation: send(string) : Sends the request to the server.Used for POST requests
20. The data returned from XMLHttpRequest calls will often be provided by back-end databases.
A. TRUE
B. FALSE
C. Can be true or false
D. Can not say
View Answer
Ans : A
Explanation: The data returned from XMLHttpRequest calls will often be provided by back-end databases.
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