Test your basic knowledge |

Subject : it-skills
  • Answer 36 questions in 15 minutes.
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  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers to obvious but it re-enforces your understanding as you take the test each time.
1. symbol used to return the DOM object representing the element with a given id (replaces document.getElementById)

2. Objects have properties such as the title tag on a page is a property of _________. Properties themselves are objects.

3. Stores the value returned when send() is finished

4. JavaScript library built on top of Prototype that adds visual effects - drag and drop - and others (auto complete - in-place editors)

5. AJAX files ______________: Cannot be run from web page stored on hard drive - can only be run on web page stored on a web server

6. Everything in a document - everything in a browser window is an object. When we talk about these objects the word for that is model. Documents on a webpage = the DOM.

7. Makes the necessary arrangements for the server

8. The core Javascript object that makes Ajax possible. Can fetch files from a web server

9. 400 status message

10. 404 status message

11. Fetches and displays list of choices using Ajax

12. Sends request to server

13. XMLHttpRequest to pass header name and get response.

14. A group of interrelated web development techniques used on the client-side to create interactive web applications - Loading information using JavaScript from a web server without refreshing the page. Asynchronous requests may be made and responses ar

15. At its core ________ is a way of showing data in a text format that is parsable. Without an associated style file.

16. 401 status message

17. Ajax helps make more ________ sites

18. A lightweight data-interchange format

19. new Ajax.Request("file.php" - { method:"get" - parameters: {zip:valueOfZipCode} - onSuccess: displayCityState } );

20. Handler that runs whenever readyState changes

21. 200 status message

22. 403 status message

23. A set of useful additional objects - methods - and cross-browser compatibility fixes

24. An object that allows requests to be made to the server without interrupting other browser tasks. Its an object and objects contain properties. The properties are: readyState - responseText - responseXML - status - statusText

25. Process to sending ___________: create request object(var ajax= new XMLHTTPRequest())- attach event handler to onreadystatechange(ajax.onreadystatechange = function) - open a connection (ajax.open("get" -url -true); makes arrangements for the server

26. It can access surrounding local variables

27. This holds the status of the XMLHttpRequest - is set several times by the web server when the server is processing the request - values from 0-4 (4 implies that the request is completely processed by server)

28. XML Allows you to use __________ as well because XML is a document.

29. 500 status message

30. The real value of XML HTTP request is in the way it is ________.

31. Script to use _________: <script type="text/javascript" src=" http://ajax.googleapis.com/ajax/libs/prototype/ "></script>

32. User can keep interacting with page while data loads

33. Options that can be passed to the ____________: method (get or post) - parameters to pass to the server

34. Way of encoding parameters into a URL (parameter1=value1&parameter2=value2)(parameters are preceded by a ?)

35. Auto-completes from an array of choices

36. Parameters of Prototype's Ajax.Request: object- URL of request - ________