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