Requirement of Timer control in AJAX
Explain the requirement of a Timer control in the AJAX.
Expert
Timer control is used with the UpdatePanel control to permit partial-page updates at the specified interval. It is mainly used when the periodically partial-page update for one or more UpdatePanel controls is needed without refreshing entire page.
Timer control is the server control that sets JavaScript component in a Web page. Interval property of Timer control denotes time in the milliseconds. Similar to UpdatePanel control, Timer control also need the instance of a ScriptManager control in a Web page.
When a Timer control initiates the postback, Tick event is raised on a server for which we can give the event handler to do the actions when a page is submitted to a server. Tick event takes place when a time specified in a interval property has elapsed and a page is posted on server. We can add one or more Timer controls on the Web page. Generally the whole page needs a single Timer control; though, we can use multiple Timer controls, if a UpdatePanel controls are updated at different intervals.
Counter variables are commonly used in many computer applications for different purposes. Here is a typical example where a variable is used to measures the progress of some activity of interest: Q : Define Zip file Zip file : It is a file Zip file: It is a file employed to store compressed versions of the files. In connection with Java bytecode files, such have mostly been superseded by the Java Archive (abbreviated as JAR) files.
Zip file: It is a file employed to store compressed versions of the files. In connection with Java bytecode files, such have mostly been superseded by the Java Archive (abbreviated as JAR) files.
Catch clause: It is a part of a try statement accountable for handling the caught exception.
What are the differences between logical and physical address spaces?
Define the term Direct recursion: Recursion which outcomes from a method of calling itself.
Explain the Automated Software testing life cycle.
Pipe: It is a linkage between the two program components. One component responds as a source of data, and writes into the pipe. The second components act as a receiver (that is, sink) for the data and reads from pipe.
First in, first out: It is FIFO semantics of the queue data structure. Items are eliminated in the order in which they arrived in the queue; therefore older items are always eliminated before newer ones.
Operator: It is a symbol, like -, = or ?: taking one, two or three operands and yielding an outcome. The operators are employed in both arithmetic and Boolean expressions.
18,76,764
1952186 Asked
3,689
Active Tutors
1439255
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!