AJAX Interview Questions and Answers Test 1 PDF Book Download
AJAX interview questions with answers, AJAX test 1 to practice ajax questions. Learn AJAX test on ajax basics, main function, ajax object, ajax syntax, ajax methods.
FAQs: AJAX Test 1
Question: What is AJAX?
Question: What is a main function of AJAX?
AJAX is mainly used to update parts of a loaded page, without reloading the complete page.
Question: Which object is used to retrieve data from a web server?
XMLHttpRequest is an object used to retrieve data from a server.
Question: What is syntax for creating an XMLHttpRequest object?
variable = new XMLHttpRequest();
Question: Which methods are used to send a request to a server?
send() methods are used to send a request to a web server.
Question: What is a code to implement GET request using AJAX?
xhttp.open(“GET”, “file/script on server”, true); xhttp.send();
Question: What are advantages of asynchronous requests in AJAX?
Asynchronous requests greatly improve web response for web developers.
Question: What is a code to implement POST request using AJAX?
xhttp.open(“POST”, “file/script on serve”, true);xhttp.send();