- Asubmit()
- Blocate()
- Cload()
- Dwrite()
Time Taken:
Correct Answer:
Wrong Answer:
Percentage: %
When a script sets the location property of a window object or calls the submit() method of a form object, HTTP requests are launched.
The browser displays a new page in both cases.
AJAX is an abbreviation for Asynchronous JavaScript And XML.
An Ajax application's distinguishing feature is that it uses scripted HTTP to initiate data exchange with a web server without causing pages to reload.
Comet is the inverse of Ajax in that the web server initiates communication, sending messages to the client asynchronously.
Comet has the significant advantage of always having a communication link open to the server.
Comet is a web application model in which a request is sent to the server and kept alive for an extended period of time until a time-out or a server event occurs.
Comet is also known as "Server Push", "Ajax Push", and "HTTP Streaming".
XMLHttpRequest is an object as well as a class.
To obtain data from a web server, use the XMLHttpRequest object.
request.open("GET","data.csv"); initiates an HTTP GET request for the contents of the specified URL.
The open() and send() methods of the XMLHttpRequest object are used to send a request to a server.
jQuery() is a factory function, not a function Object() { [native code] }:
it returns a newly created object but does not use the new keyword.
Many methods for operating on the sets of elements represented by jQuery objects are defined.
$() is simply a jquery alias function ().
The most important function in the jQuery library is jQuery() (also known as $()).
It is, however, heavily overloaded, with four different ways to invoke it.
jQuery. jQuery's utility function is noConflict().
The noConflict() method frees the $ shortcut identifier, allowing other scripts to use it.
The term "dynamic graphics for data" refers to the use of a computer to simulate motion or movement.
It can also be viewed as a series of interconnected plots linked by time.
Dynamically generating graphics from real-time data consumes a significant amount of CPU cycles.