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