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