Optym Front end Developer Interview Questions and Answers for Experienced

When a user searches a URL, the browser sends a request to the server, which then processes the request and returns the requested webpage.

• User enters URL in browser address bar

• Browser sends a request to the server hosting the website

• Server processes the request and retrieves the requested webpage

• Server sends the webpage back to the browser

• Browser renders and displays the webpage to the user

Event loop is a mechanism in JavaScript that allows for asynchronous operations to be executed in a non-blocking way.

• Event loop is responsible for handling asynchronous operations in JavaScript.

• It allows for tasks to be queued and executed in a non-blocking manner.

• Event loop continuously checks the call stack and the task queue, moving tasks from the queue to the call stack when the stack is empty.

• Example: setTimeout()...read more