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