AJAX Best Programming Language For Web Development

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Ajax is a set of web development techniques that uses various web technologies on the client-side to create asynchronous web applications. With Ajax, web applications can send and retrieve data from.


Ajax is a set of web development techniques that uses various web technologies on the client-side to create asynchronous web applications. With Ajax, web applications can send and retrieve data from a server asynchronously (in the background) without interfering with the display and behaviour of the existing page. By decoupling the data interchange layer from the presentation layer, Ajax allows web pages and, by extension, web applications, to change content dynamicall.


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AJAX is not a programming language. AJAX is a misleading name. AJAX applications might use XML to transport data, but it is equally common to transport data as plain text or JSON text. AJAX allows web pages to be updated asynchronously by exchanging data with a web server behind the scenes.

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AJAX MCQs Past Papers Solved Questions Answers




1. Which one of these technologies is NOT used in AJAX?

CSS

DOM

DHTML

Flash (Answer)

 

2. Can a call to the "send" method fire an error (assuming the user's browser supports the XMLHttpRequest Object and the "send" method )?

No (Answer)

Yes

 

3. he XMLHttpRequest object can be used on subdomain1.mysite.com to request a page located at subdomain2.mysite.com according to the specification?

False (Answer)

True

 

4. Using AJAX we can made our web page?

All of above

easy to connect web page with server

more interactive and faster (Answer)

more dynamic

 

5. What sever support AJAX ?

WWW

HTTP (Answer)

All of them

SMTP

 

6. What makes Ajax unique?

It uses C++ as its programming language.

It works as a stand-alone Web-development tool.

It makes data requests asynchronously (Answer)

It works the same with all Web browsers.

 

7. Assuming that "xmlhttp" is a user-defined variable that carrys the Ajax requesting object, xmlhttp.status can carry a value of 0 after a successful request?

False (Answer)

True

 

8. The XMLHttpRequest object can be disabled via browser settings?

True

False (Answer)

 

9. What is the first step in creating a Joke of the Day application?

Upload the application to a Web server

Write the application's HTML. (Answer)

Turn the HTML application into an Ajax application.

Create the application's text file.

 

10. Regarding the XMLHttpRequest Object, does the order in which one calls the "open" method and assign a function to the "onreadystatechange" event handler matter?

No (Answer)

Yes

 

11. AJAX comes in ----?

2004

2006

2003

2005 (Answer)

 

12. Assuming that "xmlhttp" is a user-defined variable that carrys the Ajax requesting object, xmlhttp.status can carry a value of 4 after a successful request?

True

False (Answer)

 

13. What combination of technologies gives AJAX its name?

Autonomic Computing and DHTML

Atlas and XML

Asynchronous JavaScript and XML (Answer)

ASP and XAML

 

14. ActiveX can be disabled via browser settings?

False

True (Answer)

 

15. AJAX made popular by?

IBM

Microsoft

Sun Microsystem

Google (Answer)


Although it is not a full-fledged programming language, it is the standard language used to create web pages. HTML provides the structure for the web pages and is responsible for the proper formatting of text and images. It allows the use of templates so designing a webpage can be done easily. It is lightweight and fast.