When a button click uses an AJAX postback, no page refresh happens. Due to poor network connectivity, the user might experience latency in getting the response. This might lead to the user making multiple button clicks. This is undesirable. If
I want a label box to be refreshed every one second with a random number generated at the server This is a classic example of WebMethods. WebMethods are written on the server side in the page class. WebMethods are static.