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Thursday, 18 April 2013

AJAX Quiz-3


AJAX Quiz-3
1.The.....property holds the status of the XMLHttpRequest.
onreadystatechange
readyState
status
done


2. .....stores a function (or the name of a function) to be called automatically each time the readyState property changes.
onreadystatechange
readyState
status
All of above


3.A callback function is a function passed as a parameter to another function.True or False?
True
False


4.AJAX can not be used for interactive communication with an XML file.
True
False


5.AJAX is not a new programming language, but a new way to use existing standards.
True
False


6.JSON is not a safe data interchange format in JavaScript, which is also difficult to understand.
True
False


7. (a)It is difficult to bookmark a particular state of the application.(b)Response time may be slow because different controls of a page are loaded at different time. What is true about AJAX?
a
b
a & b
both are false


8.Can we call server-side code from JavaScript?
Yes
No
Can't say


9.Can we nest the UpdatePanel controls?
Yes
No


10.Is it possible to use multiple ScriptManager controls on a Web page?
Yes
No