Product Developer

1. In case of GET request, only limited amount of data can be sent because data is sent in header. In case of POST request, large amount of data can be sent because data is sent in body. 
2. GET request can be bookmarked while POST request cannot be bookmarked. 
3.GET request is not secured because data is exposed in URL bar. POST request is secured because data is not exposed in URL bar.

Cookies are small files of information that a web server generates and sends to a web browser. Web browsers store the cookies they receive for a predetermined period of time, or for the length of a user's session on a website. They attach the relevant cookies to any future requests the user makes of the web server. Cookies help inform websites about the user, enabling the websites to personalize the user experience. . For example, ecommerce websites use cookies to know what merchandise users have placed in their shopping carts.

A session is the total time devoted to an activity. In computer systems, a user session begins when a user logs in to or accesses a particular computer, network, or software service. It ends when the user logs out of the service, or shuts down the computer. A session can temporarily store information related to the activities of the user while connected.

Tip 1 : The cross questioning can go intense some time, think before you speak.
Tip 2 : Be open minded and answer whatever you are thinking, in these rounds I feel it is important to have opinion.
Tip 3 : Context of questions can be switched, pay attention to the details. It is okay to ask questions in these round, like what are the projects currently the company is investing, which team you are mentoring. How all is the work environment etc.