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