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