/* */
SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
Ajax
Start Test
Study First
Subject
:
it-skills
Instructions:
Answer 36 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
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 obvious, but you will see it re-enforces your understanding as you take the test each time.
1. The core Javascript object that makes Ajax possible. Can fetch files from a web server
asynchronous interaction
DOM inspector
Scriptaculous
XMLHttpRequest object
2. Script to use _________: <script type="text/javascript" src=" http://ajax.googleapis.com/ajax/libs/prototype/1.6.0.3/prototype.js "></script>
Autocompleter.Local
getResponseHeader ("headername")
Prototype
prototype javascript library
3. 404 status message
ajax.responseText
DOM (Document Object Model)
Not Found
Ok all good
4. Sends request to server
send (content)
Not Found
readyState property
Autocompleter.Local
5. User can keep interacting with page while data loads
Prototype ajax request
XMLHttpRequest object
XTML HTTP Request (XHR object)
asynchronous interaction
6. 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)
Unauthorized
readyState property
onreadystatechange
XMLHttpRequest object
7. symbol used to return the DOM object representing the element with a given id (replaces document.getElementById)
Autocompleter.Local
responsive
asynchronous
$
8. Options that can be passed to the ____________: method (get or post) - parameters to pass to the server
asynchronous interaction
Ajax.Request constructor
Prototype ajax request
XTML HTTP Request (XHR object)
9. JavaScript library built on top of Prototype that adds visual effects - drag and drop - and others (auto complete - in-place editors)
Scriptaculous
getResponseHeader ("headername")
readyState property
ajax.responseText
10. Objects have properties such as the title tag on a page is a property of _________. Properties themselves are objects.
ajax (Asynchronous Javascript + XML)
Prototype ajax request
object document
Ok all good
11. Auto-completes from an array of choices
DOM inspector
Bad Request
Autocompleter.Local
Internal server error
12. Way of encoding parameters into a URL (parameter1=value1¶meter2=value2)(parameters are preceded by a ?)
XTML HTTP Request (XHR object)
query string
set of options
DOM (Document Object Model)
13. 400 status message
asynchronous requests
XTML HTTP Request (XHR object)
Bad Request
prototype javascript library
14. A lightweight data-interchange format
DOM (Document Object Model)
getResponseHeader ("headername")
JSON (Javascript Object Notation)
asynchronous interaction
15. 401 status message
Ok all good
Unauthorized
set of options
Internal server error
16. XML Allows you to use __________ as well because XML is a document.
JSON (Javascript Object Notation)
object document
XMLHttpRequest object
DOM inspector
17. Makes the necessary arrangements for the server
open
Forbidden
Prototype
Ajax.Request constructor
18. 200 status message
DOM inspector
onreadystatechange
Ok all good
object document
19. 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.
set of options
Scriptaculous
DOM (Document Object Model)
Forbidden
20. Fetches and displays list of choices using Ajax
asynchronous
ajax (Asynchronous Javascript + XML)
Unauthorized
Ajax.Autocompleter
21. The real value of XML HTTP request is in the way it is ________.
Not Found
asynchronous
DOM (Document Object Model)
XMLHttpRequest object
22. 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
XTML HTTP Request (XHR object)
ajax (Asynchronous Javascript + XML)
asynchronous requests
open
23. Parameters of Prototype's Ajax.Request: object- URL of request - ________
Unauthorized
send (content)
set of options
ajax (Asynchronous Javascript + XML)
24. AJAX files ______________: Cannot be run from web page stored on hard drive - can only be run on web page stored on a web server
readyState property
DOM inspector
security restrictions
Scriptaculous
25. 403 status message
Forbidden
XML
asynchronous interaction
Prototype
26. new Ajax.Request("file.php" - { method:"get" - parameters: {zip:valueOfZipCode} - onSuccess: displayCityState } );
responsive
Prototype ajax request
Autocompleter.Local
open
27. 500 status message
DOM (Document Object Model)
responsive
XMLHttpRequest object
Internal server error
28. A set of useful additional objects - methods - and cross-browser compatibility fixes
open
getResponseHeader ("headername")
prototype javascript library
Internal server error
29. 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
JSON (Javascript Object Notation)
responsive
ajax (Asynchronous Javascript + XML)
Bad Request
30. Ajax helps make more ________ sites
Internal server error
XML
Forbidden
responsive
31. At its core ________ is a way of showing data in a text format that is parsable. Without an associated style file.
Prototype
Ajax.Request constructor
inner anonymous function
XML
32. 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
query string
Unauthorized
prototype javascript library
XTML HTTP Request (XHR object)
33. Handler that runs whenever readyState changes
Ajax.Autocompleter
DOM (Document Object Model)
onreadystatechange
Prototype ajax request
34. It can access surrounding local variables
security restrictions
XTML HTTP Request (XHR object)
inner anonymous function
asynchronous interaction
35. XMLHttpRequest to pass header name and get response.
getResponseHeader ("headername")
Ok all good
JSON (Javascript Object Notation)
ajax (Asynchronous Javascript + XML)
36. Stores the value returned when send() is finished
ajax.responseText
XMLHttpRequest object
Ajax.Request constructor
DOM inspector
//
//