What is synchronous request in AJAX?Synchronous request means that the processing will stop once the request has been sent to the server till the reply comes back. The browser freezes and you are not allowed to perform any task or send any request.
What is synchronous request in AJAX? Synchronous AJAX is a process that makes a java script to halt or stop the processing an application until a result is sent by a server. The browser is frozen, while the request is processed. The response time is 99.99% quick and fast enough. In case of intrusion for a request or transfer of the file, the browser freezes may be for two minutes until the time is out for the request. The advantages of using synchronous AJAX are, simple to code and can be used in the events ‘onunload’ and ‘onbeforeunload’.